Home / 16,013,961.76-22,100,847.96-9,139,472.32

Finding the Fourth Proportional to 16,013,961.76, 22,100,847.96 and 9,139,472.32

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Solution

The fourth proportional to 16,013,961.76, 22,100,847.96 and 9,139,472.32 is: 12,613,373.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,013,961.76 : 22,100,847.96 = 9,139,472.32 : x
  2. Step 2: Convert to fraction form
    16,013,961.76/22,100,847.96 = 9,139,472.32/x
  3. Step 3: Cross multiply
    16,013,961.76x = 22,100,847.96 × 9,139,472.32
  4. Step 4: Simplify right side
    16,013,961.76x = 201,990,088,178,948.47
  5. Step 5: Solve for x
    x = 201,990,088,178,948.47/16,013,961.76
  6. Step 6: Final answer
    x = 12,613,373.95

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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.