Home / 8,764,732.10-13,147,098.15-7,421,039.30

Finding the Fourth Proportional to 8,764,732.10, 13,147,098.15 and 7,421,039.30

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Solution

The fourth proportional to 8,764,732.10, 13,147,098.15 and 7,421,039.30 is: 11,131,558.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764,732.10 : 13,147,098.15 = 7,421,039.30 : x
  2. Step 2: Convert to fraction form
    8,764,732.10/13,147,098.15 = 7,421,039.30/x
  3. Step 3: Cross multiply
    8,764,732.10x = 13,147,098.15 × 7,421,039.30
  4. Step 4: Simplify right side
    8,764,732.10x = 97,565,132,052,107.30
  5. Step 5: Solve for x
    x = 97,565,132,052,107.30/8,764,732.10
  6. Step 6: Final answer
    x = 11,131,558.95

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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.