Home / 14,414,126.88-19,891,497.06-7,887,757.89

Finding the Fourth Proportional to 14,414,126.88, 19,891,497.06 and 7,887,757.89

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Solution

The fourth proportional to 14,414,126.88, 19,891,497.06 and 7,887,757.89 is: 10,885,106.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,414,126.88 : 19,891,497.06 = 7,887,757.89 : x
  2. Step 2: Convert to fraction form
    14,414,126.88/19,891,497.06 = 7,887,757.89/x
  3. Step 3: Cross multiply
    14,414,126.88x = 19,891,497.06 × 7,887,757.89
  4. Step 4: Simplify right side
    14,414,126.88x = 156,899,312,878,926.78
  5. Step 5: Solve for x
    x = 156,899,312,878,926.78/14,414,126.88
  6. Step 6: Final answer
    x = 10,885,106.96

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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.