Home / 16,011,715.20-22,096,001.28-8,669,422.08

Finding the Fourth Proportional to 16,011,715.20, 22,096,001.28 and 8,669,422.08

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Solution

The fourth proportional to 16,011,715.20, 22,096,001.28 and 8,669,422.08 is: 11,963,712.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,011,715.20 : 22,096,001.28 = 8,669,422.08 : x
  2. Step 2: Convert to fraction form
    16,011,715.20/22,096,001.28 = 8,669,422.08/x
  3. Step 3: Cross multiply
    16,011,715.20x = 22,096,001.28 × 8,669,422.08
  4. Step 4: Simplify right side
    16,011,715.20x = 191,559,561,376,540.28
  5. Step 5: Solve for x
    x = 191,559,561,376,540.28/16,011,715.20
  6. Step 6: Final answer
    x = 11,963,712.76

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1.5x scale

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.