Home / 8,748,073.80-13,122,110.70-3,699,384.30

Finding the Fourth Proportional to 8,748,073.80, 13,122,110.70 and 3,699,384.30

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Solution

The fourth proportional to 8,748,073.80, 13,122,110.70 and 3,699,384.30 is: 5,549,076.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,073.80 : 13,122,110.70 = 3,699,384.30 : x
  2. Step 2: Convert to fraction form
    8,748,073.80/13,122,110.70 = 3,699,384.30/x
  3. Step 3: Cross multiply
    8,748,073.80x = 13,122,110.70 × 3,699,384.30
  4. Step 4: Simplify right side
    8,748,073.80x = 48,543,730,306,442.01
  5. Step 5: Solve for x
    x = 48,543,730,306,442.01/8,748,073.80
  6. Step 6: Final answer
    x = 5,549,076.45

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.