Home / 14,414,083.88-19,891,437.66-7,887,714.74

Finding the Fourth Proportional to 14,414,083.88, 19,891,437.66 and 7,887,714.74

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Solution

The fourth proportional to 14,414,083.88, 19,891,437.66 and 7,887,714.74 is: 10,885,047.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,414,083.88 : 19,891,437.66 = 7,887,714.74 : x
  2. Step 2: Convert to fraction form
    14,414,083.88/19,891,437.66 = 7,887,714.74/x
  3. Step 3: Cross multiply
    14,414,083.88x = 19,891,437.66 × 7,887,714.74
  4. Step 4: Simplify right side
    14,414,083.88x = 156,897,986,030,573.12
  5. Step 5: Solve for x
    x = 156,897,986,030,573.12/14,414,083.88
  6. Step 6: Final answer
    x = 10,885,047.38

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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.