Home / 10,988,511.60-16,482,767.40-8,862,747.60

Finding the Fourth Proportional to 10,988,511.60, 16,482,767.40 and 8,862,747.60

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Solution

The fourth proportional to 10,988,511.60, 16,482,767.40 and 8,862,747.60 is: 13,294,121.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,988,511.60 : 16,482,767.40 = 8,862,747.60 : x
  2. Step 2: Convert to fraction form
    10,988,511.60/16,482,767.40 = 8,862,747.60/x
  3. Step 3: Cross multiply
    10,988,511.60x = 16,482,767.40 × 8,862,747.60
  4. Step 4: Simplify right side
    10,988,511.60x = 146,082,607,215,708.25
  5. Step 5: Solve for x
    x = 146,082,607,215,708.25/10,988,511.60
  6. Step 6: Final answer
    x = 13,294,121.40

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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.