Home / 13,898,618.60-20,850,547.10-5,265,304.88

Finding the Fourth Proportional to 13,898,618.60, 20,850,547.10 and 5,265,304.88

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Solution

The fourth proportional to 13,898,618.60, 20,850,547.10 and 5,265,304.88 is: 7,898,949.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,898,618.60 : 20,850,547.10 = 5,265,304.88 : x
  2. Step 2: Convert to fraction form
    13,898,618.60/20,850,547.10 = 5,265,304.88/x
  3. Step 3: Cross multiply
    13,898,618.60x = 20,850,547.10 × 5,265,304.88
  4. Step 4: Simplify right side
    13,898,618.60x = 109,784,487,265,720.58
  5. Step 5: Solve for x
    x = 109,784,487,265,720.58/13,898,618.60
  6. Step 6: Final answer
    x = 7,898,949.56

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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.