Home / 30,701,035.24-42,371,143.89-17,473,428.43

Finding the Fourth Proportional to 30,701,035.24, 42,371,143.89 and 17,473,428.43

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Solution

The fourth proportional to 30,701,035.24, 42,371,143.89 and 17,473,428.43 is: 24,115,445.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,701,035.24 : 42,371,143.89 = 17,473,428.43 : x
  2. Step 2: Convert to fraction form
    30,701,035.24/42,371,143.89 = 17,473,428.43/x
  3. Step 3: Cross multiply
    30,701,035.24x = 42,371,143.89 × 17,473,428.43
  4. Step 4: Simplify right side
    30,701,035.24x = 740,369,150,259,146.75
  5. Step 5: Solve for x
    x = 740,369,150,259,146.75/30,701,035.24
  6. Step 6: Final answer
    x = 24,115,445.76

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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.