Home / 28,139,793.30-42,209,689.95-26,572,151.70

Finding the Fourth Proportional to 28,139,793.30, 42,209,689.95 and 26,572,151.70

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Solution

The fourth proportional to 28,139,793.30, 42,209,689.95 and 26,572,151.70 is: 39,858,227.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,139,793.30 : 42,209,689.95 = 26,572,151.70 : x
  2. Step 2: Convert to fraction form
    28,139,793.30/42,209,689.95 = 26,572,151.70/x
  3. Step 3: Cross multiply
    28,139,793.30x = 42,209,689.95 × 26,572,151.70
  4. Step 4: Simplify right side
    28,139,793.30x = 1,121,602,284,561,365.50
  5. Step 5: Solve for x
    x = 1,121,602,284,561,365.50/28,139,793.30
  6. Step 6: Final answer
    x = 39,858,227.55

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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.