Home / 29,129,918.20-43,694,877.30-9,958,967.80

Finding the Fourth Proportional to 29,129,918.20, 43,694,877.30 and 9,958,967.80

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Solution

The fourth proportional to 29,129,918.20, 43,694,877.30 and 9,958,967.80 is: 14,938,451.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,129,918.20 : 43,694,877.30 = 9,958,967.80 : x
  2. Step 2: Convert to fraction form
    29,129,918.20/43,694,877.30 = 9,958,967.80/x
  3. Step 3: Cross multiply
    29,129,918.20x = 43,694,877.30 × 9,958,967.80
  4. Step 4: Simplify right side
    29,129,918.20x = 435,155,876,055,650.94
  5. Step 5: Solve for x
    x = 435,155,876,055,650.94/29,129,918.20
  6. Step 6: Final answer
    x = 14,938,451.70

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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.