Home / 57,929,434.80-86,950,139.40-29,208,001.20

Finding the Fourth Proportional to 57,929,434.80, 86,950,139.40 and 29,208,001.20

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Solution

The fourth proportional to 57,929,434.80, 86,950,139.40 and 29,208,001.20 is: 43,840,230.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,929,434.80 : 86,950,139.40 = 29,208,001.20 : x
  2. Step 2: Convert to fraction form
    57,929,434.80/86,950,139.40 = 29,208,001.20/x
  3. Step 3: Cross multiply
    57,929,434.80x = 86,950,139.40 × 29,208,001.20
  4. Step 4: Simplify right side
    57,929,434.80x = 2,539,639,775,935,367.50
  5. Step 5: Solve for x
    x = 2,539,639,775,935,367.50/57,929,434.80
  6. Step 6: Final answer
    x = 43,840,230.53

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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.