Home / 12,377,059.40-18,565,589.10-11,313,302.60

Finding the Fourth Proportional to 12,377,059.40, 18,565,589.10 and 11,313,302.60

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Solution

The fourth proportional to 12,377,059.40, 18,565,589.10 and 11,313,302.60 is: 16,969,953.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,377,059.40 : 18,565,589.10 = 11,313,302.60 : x
  2. Step 2: Convert to fraction form
    12,377,059.40/18,565,589.10 = 11,313,302.60/x
  3. Step 3: Cross multiply
    12,377,059.40x = 18,565,589.10 × 11,313,302.60
  4. Step 4: Simplify right side
    12,377,059.40x = 210,038,127,435,561.66
  5. Step 5: Solve for x
    x = 210,038,127,435,561.66/12,377,059.40
  6. Step 6: Final answer
    x = 16,969,953.90

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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.