Home / 21,784,445.64-32,680,214.24-6,433,287.57

Finding the Fourth Proportional to 21,784,445.64, 32,680,214.24 and 6,433,287.57

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Solution

The fourth proportional to 21,784,445.64, 32,680,214.24 and 6,433,287.57 is: 9,650,978.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,784,445.64 : 32,680,214.24 = 6,433,287.57 : x
  2. Step 2: Convert to fraction form
    21,784,445.64/32,680,214.24 = 6,433,287.57/x
  3. Step 3: Cross multiply
    21,784,445.64x = 32,680,214.24 × 6,433,287.57
  4. Step 4: Simplify right side
    21,784,445.64x = 210,241,216,022,962.56
  5. Step 5: Solve for x
    x = 210,241,216,022,962.56/21,784,445.64
  6. Step 6: Final answer
    x = 9,650,978.48

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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.