Home / 21,480,126.88-32,215,266.72-6,127,124.32

Finding the Fourth Proportional to 21,480,126.88, 32,215,266.72 and 6,127,124.32

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Solution

The fourth proportional to 21,480,126.88, 32,215,266.72 and 6,127,124.32 is: 9,189,282.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,480,126.88 : 32,215,266.72 = 6,127,124.32 : x
  2. Step 2: Convert to fraction form
    21,480,126.88/32,215,266.72 = 6,127,124.32/x
  3. Step 3: Cross multiply
    21,480,126.88x = 32,215,266.72 × 6,127,124.32
  4. Step 4: Simplify right side
    21,480,126.88x = 197,386,944,195,398.62
  5. Step 5: Solve for x
    x = 197,386,944,195,398.62/21,480,126.88
  6. Step 6: Final answer
    x = 9,189,282.04

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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.