Home / 15,721,625.44-21,696,832.02-9,527,214.52

Finding the Fourth Proportional to 15,721,625.44, 21,696,832.02 and 9,527,214.52

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Solution

The fourth proportional to 15,721,625.44, 21,696,832.02 and 9,527,214.52 is: 13,148,155.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,721,625.44 : 21,696,832.02 = 9,527,214.52 : x
  2. Step 2: Convert to fraction form
    15,721,625.44/21,696,832.02 = 9,527,214.52/x
  3. Step 3: Cross multiply
    15,721,625.44x = 21,696,832.02 × 9,527,214.52
  4. Step 4: Simplify right side
    15,721,625.44x = 206,710,373,058,944.91
  5. Step 5: Solve for x
    x = 206,710,373,058,944.91/15,721,625.44
  6. Step 6: Final answer
    x = 13,148,155.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.