Home / 15,234,814.60-21,023,340.66-8,359,125.64

Finding the Fourth Proportional to 15,234,814.60, 21,023,340.66 and 8,359,125.64

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Solution

The fourth proportional to 15,234,814.60, 21,023,340.66 and 8,359,125.64 is: 11,535,207.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,234,814.60 : 21,023,340.66 = 8,359,125.64 : x
  2. Step 2: Convert to fraction form
    15,234,814.60/21,023,340.66 = 8,359,125.64/x
  3. Step 3: Cross multiply
    15,234,814.60x = 21,023,340.66 × 8,359,125.64
  4. Step 4: Simplify right side
    15,234,814.60x = 175,736,745,949,460.53
  5. Step 5: Solve for x
    x = 175,736,745,949,460.53/15,234,814.60
  6. Step 6: Final answer
    x = 11,535,207.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.