Home / 15,957,565.44-22,018,475.52-9,081,638.40

Finding the Fourth Proportional to 15,957,565.44, 22,018,475.52 and 9,081,638.40

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Solution

The fourth proportional to 15,957,565.44, 22,018,475.52 and 9,081,638.40 is: 12,530,973.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,957,565.44 : 22,018,475.52 = 9,081,638.40 : x
  2. Step 2: Convert to fraction form
    15,957,565.44/22,018,475.52 = 9,081,638.40/x
  3. Step 3: Cross multiply
    15,957,565.44x = 22,018,475.52 × 9,081,638.40
  4. Step 4: Simplify right side
    15,957,565.44x = 199,963,832,791,891.97
  5. Step 5: Solve for x
    x = 199,963,832,791,891.97/15,957,565.44
  6. Step 6: Final answer
    x = 12,530,973.70

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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.