Home / 9,379,932.60-14,069,898.90-8,857,385.40

Finding the Fourth Proportional to 9,379,932.60, 14,069,898.90 and 8,857,385.40

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Solution

The fourth proportional to 9,379,932.60, 14,069,898.90 and 8,857,385.40 is: 13,286,078.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,379,932.60 : 14,069,898.90 = 8,857,385.40 : x
  2. Step 2: Convert to fraction form
    9,379,932.60/14,069,898.90 = 8,857,385.40/x
  3. Step 3: Cross multiply
    9,379,932.60x = 14,069,898.90 × 8,857,385.40
  4. Step 4: Simplify right side
    9,379,932.60x = 124,622,517,096,336.06
  5. Step 5: Solve for x
    x = 124,622,517,096,336.06/9,379,932.60
  6. Step 6: Final answer
    x = 13,286,078.10

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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.