Home / 21,390,432.90-32,087,578.77-6,037,892.16

Finding the Fourth Proportional to 21,390,432.90, 32,087,578.77 and 6,037,892.16

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Solution

The fourth proportional to 21,390,432.90, 32,087,578.77 and 6,037,892.16 is: 9,057,382.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,390,432.90 : 32,087,578.77 = 6,037,892.16 : x
  2. Step 2: Convert to fraction form
    21,390,432.90/32,087,578.77 = 6,037,892.16/x
  3. Step 3: Cross multiply
    21,390,432.90x = 32,087,578.77 × 6,037,892.16
  4. Step 4: Simplify right side
    21,390,432.90x = 193,741,340,288,765.44
  5. Step 5: Solve for x
    x = 193,741,340,288,765.44/21,390,432.90
  6. Step 6: Final answer
    x = 9,057,382.86

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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.