Home / 15,275,567.52-21,080,432.16-8,400,096

Finding the Fourth Proportional to 15,275,567.52, 21,080,432.16 and 8,400,096

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Solution

The fourth proportional to 15,275,567.52, 21,080,432.16 and 8,400,096 is: 11,592,214.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,275,567.52 : 21,080,432.16 = 8,400,096 : x
  2. Step 2: Convert to fraction form
    15,275,567.52/21,080,432.16 = 8,400,096/x
  3. Step 3: Cross multiply
    15,275,567.52x = 21,080,432.16 × 8,400,096
  4. Step 4: Simplify right side
    15,275,567.52x = 177,077,653,865,487.38
  5. Step 5: Solve for x
    x = 177,077,653,865,487.38/15,275,567.52
  6. Step 6: Final answer
    x = 11,592,214.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.