Home / 16,956,152.28-23,399,269.20-9,221,028.12

Finding the Fourth Proportional to 16,956,152.28, 23,399,269.20 and 9,221,028.12

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Solution

The fourth proportional to 16,956,152.28, 23,399,269.20 and 9,221,028.12 is: 12,724,898.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,956,152.28 : 23,399,269.20 = 9,221,028.12 : x
  2. Step 2: Convert to fraction form
    16,956,152.28/23,399,269.20 = 9,221,028.12/x
  3. Step 3: Cross multiply
    16,956,152.28x = 23,399,269.20 × 9,221,028.12
  4. Step 4: Simplify right side
    16,956,152.28x = 215,765,319,280,649.88
  5. Step 5: Solve for x
    x = 215,765,319,280,649.88/16,956,152.28
  6. Step 6: Final answer
    x = 12,724,898.65

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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.