Home / 16,520,807.28-24,774,204.61-7,874,905.76

Finding the Fourth Proportional to 16,520,807.28, 24,774,204.61 and 7,874,905.76

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Solution

The fourth proportional to 16,520,807.28, 24,774,204.61 and 7,874,905.76 is: 11,809,018.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,520,807.28 : 24,774,204.61 = 7,874,905.76 : x
  2. Step 2: Convert to fraction form
    16,520,807.28/24,774,204.61 = 7,874,905.76/x
  3. Step 3: Cross multiply
    16,520,807.28x = 24,774,204.61 × 7,874,905.76
  4. Step 4: Simplify right side
    16,520,807.28x = 195,094,526,561,583.41
  5. Step 5: Solve for x
    x = 195,094,526,561,583.41/16,520,807.28
  6. Step 6: Final answer
    x = 11,809,018.97

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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.