Home / 42,616,005.40-63,924,008.10-29,011,115.80

Finding the Fourth Proportional to 42,616,005.40, 63,924,008.10 and 29,011,115.80

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Solution

The fourth proportional to 42,616,005.40, 63,924,008.10 and 29,011,115.80 is: 43,516,673.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,616,005.40 : 63,924,008.10 = 29,011,115.80 : x
  2. Step 2: Convert to fraction form
    42,616,005.40/63,924,008.10 = 29,011,115.80/x
  3. Step 3: Cross multiply
    42,616,005.40x = 63,924,008.10 × 29,011,115.80
  4. Step 4: Simplify right side
    42,616,005.40x = 1,854,506,801,389,238
  5. Step 5: Solve for x
    x = 1,854,506,801,389,238/42,616,005.40
  6. Step 6: Final answer
    x = 43,516,673.70

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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.