Home / 14,288,013.91-19,718,001.28-8,008,655.10

Finding the Fourth Proportional to 14,288,013.91, 19,718,001.28 and 8,008,655.10

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Solution

The fourth proportional to 14,288,013.91, 19,718,001.28 and 8,008,655.10 is: 11,052,247.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,288,013.91 : 19,718,001.28 = 8,008,655.10 : x
  2. Step 2: Convert to fraction form
    14,288,013.91/19,718,001.28 = 8,008,655.10/x
  3. Step 3: Cross multiply
    14,288,013.91x = 19,718,001.28 × 8,008,655.10
  4. Step 4: Simplify right side
    14,288,013.91x = 157,914,671,512,878.53
  5. Step 5: Solve for x
    x = 157,914,671,512,878.53/14,288,013.91
  6. Step 6: Final answer
    x = 11,052,247.88

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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.