Home / 30,701,037.34-42,371,146.67-17,473,430.36

Finding the Fourth Proportional to 30,701,037.34, 42,371,146.67 and 17,473,430.36

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Solution

The fourth proportional to 30,701,037.34, 42,371,146.67 and 17,473,430.36 is: 24,115,448.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,701,037.34 : 42,371,146.67 = 17,473,430.36 : x
  2. Step 2: Convert to fraction form
    30,701,037.34/42,371,146.67 = 17,473,430.36/x
  3. Step 3: Cross multiply
    30,701,037.34x = 42,371,146.67 × 17,473,430.36
  4. Step 4: Simplify right side
    30,701,037.34x = 740,369,280,611,590.88
  5. Step 5: Solve for x
    x = 740,369,280,611,590.88/30,701,037.34
  6. Step 6: Final answer
    x = 24,115,448.36

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.