Home / 8,713,008.60-13,069,512.90-8,382,334.20

Finding the Fourth Proportional to 8,713,008.60, 13,069,512.90 and 8,382,334.20

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Solution

The fourth proportional to 8,713,008.60, 13,069,512.90 and 8,382,334.20 is: 12,573,501.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,713,008.60 : 13,069,512.90 = 8,382,334.20 : x
  2. Step 2: Convert to fraction form
    8,713,008.60/13,069,512.90 = 8,382,334.20/x
  3. Step 3: Cross multiply
    8,713,008.60x = 13,069,512.90 × 8,382,334.20
  4. Step 4: Simplify right side
    8,713,008.60x = 109,553,024,959,011.19
  5. Step 5: Solve for x
    x = 109,553,024,959,011.19/8,713,008.60
  6. Step 6: Final answer
    x = 12,573,501.30

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Similar ratio
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1.5x scale

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.