Home / 16,639,887.70-24,964,205.55-5,280,318.10

Finding the Fourth Proportional to 16,639,887.70, 24,964,205.55 and 5,280,318.10

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Solution

The fourth proportional to 16,639,887.70, 24,964,205.55 and 5,280,318.10 is: 7,921,865.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,639,887.70 : 24,964,205.55 = 5,280,318.10 : x
  2. Step 2: Convert to fraction form
    16,639,887.70/24,964,205.55 = 5,280,318.10/x
  3. Step 3: Cross multiply
    16,639,887.70x = 24,964,205.55 × 5,280,318.10
  4. Step 4: Simplify right side
    16,639,887.70x = 131,818,946,417,785.45
  5. Step 5: Solve for x
    x = 131,818,946,417,785.45/16,639,887.70
  6. Step 6: Final answer
    x = 7,921,865.15

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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.