Home / 38,602,875.20-57,904,312.80-13,043,515.55

Finding the Fourth Proportional to 38,602,875.20, 57,904,312.80 and 13,043,515.55

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Solution

The fourth proportional to 38,602,875.20, 57,904,312.80 and 13,043,515.55 is: 19,565,273.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,602,875.20 : 57,904,312.80 = 13,043,515.55 : x
  2. Step 2: Convert to fraction form
    38,602,875.20/57,904,312.80 = 13,043,515.55/x
  3. Step 3: Cross multiply
    38,602,875.20x = 57,904,312.80 × 13,043,515.55
  4. Step 4: Simplify right side
    38,602,875.20x = 755,275,804,418,864
  5. Step 5: Solve for x
    x = 755,275,804,418,864/38,602,875.20
  6. Step 6: Final answer
    x = 19,565,273.33

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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.