Home / 9,007,363.80-13,511,045.70-8,688,499.20

Finding the Fourth Proportional to 9,007,363.80, 13,511,045.70 and 8,688,499.20

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Solution

The fourth proportional to 9,007,363.80, 13,511,045.70 and 8,688,499.20 is: 13,032,748.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,007,363.80 : 13,511,045.70 = 8,688,499.20 : x
  2. Step 2: Convert to fraction form
    9,007,363.80/13,511,045.70 = 8,688,499.20/x
  3. Step 3: Cross multiply
    9,007,363.80x = 13,511,045.70 × 8,688,499.20
  4. Step 4: Simplify right side
    9,007,363.80x = 117,390,709,755,613.42
  5. Step 5: Solve for x
    x = 117,390,709,755,613.42/9,007,363.80
  6. Step 6: Final answer
    x = 13,032,748.80

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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.