Home / 21,514,237.14-32,278,177.73-7,680,899.10

Finding the Fourth Proportional to 21,514,237.14, 32,278,177.73 and 7,680,899.10

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Solution

The fourth proportional to 21,514,237.14, 32,278,177.73 and 7,680,899.10 is: 11,523,784.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,514,237.14 : 32,278,177.73 = 7,680,899.10 : x
  2. Step 2: Convert to fraction form
    21,514,237.14/32,278,177.73 = 7,680,899.10/x
  3. Step 3: Cross multiply
    21,514,237.14x = 32,278,177.73 × 7,680,899.10
  4. Step 4: Simplify right side
    21,514,237.14x = 247,925,426,275,997.03
  5. Step 5: Solve for x
    x = 247,925,426,275,997.03/21,514,237.14
  6. Step 6: Final answer
    x = 11,523,784.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.