Home / 10,890,064.10-16,335,096.15-9,189,452.90

Finding the Fourth Proportional to 10,890,064.10, 16,335,096.15 and 9,189,452.90

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Solution

The fourth proportional to 10,890,064.10, 16,335,096.15 and 9,189,452.90 is: 13,784,179.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,890,064.10 : 16,335,096.15 = 9,189,452.90 : x
  2. Step 2: Convert to fraction form
    10,890,064.10/16,335,096.15 = 9,189,452.90/x
  3. Step 3: Cross multiply
    10,890,064.10x = 16,335,096.15 × 9,189,452.90
  4. Step 4: Simplify right side
    10,890,064.10x = 150,110,596,687,396.34
  5. Step 5: Solve for x
    x = 150,110,596,687,396.34/10,890,064.10
  6. Step 6: Final answer
    x = 13,784,179.35

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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.