Home / 21,514,654-32,278,301.43-6,368,979.16

Finding the Fourth Proportional to 21,514,654, 32,278,301.43 and 6,368,979.16

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Solution

The fourth proportional to 21,514,654, 32,278,301.43 and 6,368,979.16 is: 9,555,339.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,514,654 : 32,278,301.43 = 6,368,979.16 : x
  2. Step 2: Convert to fraction form
    21,514,654/32,278,301.43 = 6,368,979.16/x
  3. Step 3: Cross multiply
    21,514,654x = 32,278,301.43 × 6,368,979.16
  4. Step 4: Simplify right side
    21,514,654x = 205,579,829,127,868.19
  5. Step 5: Solve for x
    x = 205,579,829,127,868.19/21,514,654
  6. Step 6: Final answer
    x = 9,555,339.78

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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.