Home / 8,898,774-13,233,686.70-8,615,335.92

Finding the Fourth Proportional to 8,898,774, 13,233,686.70 and 8,615,335.92

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Solution

The fourth proportional to 8,898,774, 13,233,686.70 and 8,615,335.92 is: 12,812,175.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,898,774 : 13,233,686.70 = 8,615,335.92 : x
  2. Step 2: Convert to fraction form
    8,898,774/13,233,686.70 = 8,615,335.92/x
  3. Step 3: Cross multiply
    8,898,774x = 13,233,686.70 × 8,615,335.92
  4. Step 4: Simplify right side
    8,898,774x = 114,012,656,380,536.25
  5. Step 5: Solve for x
    x = 114,012,656,380,536.25/8,898,774
  6. Step 6: Final answer
    x = 12,812,175.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.