Home / 20,232,468.80-30,348,703.20-5,856,005.60

Finding the Fourth Proportional to 20,232,468.80, 30,348,703.20 and 5,856,005.60

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Solution

The fourth proportional to 20,232,468.80, 30,348,703.20 and 5,856,005.60 is: 8,784,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,232,468.80 : 30,348,703.20 = 5,856,005.60 : x
  2. Step 2: Convert to fraction form
    20,232,468.80/30,348,703.20 = 5,856,005.60/x
  3. Step 3: Cross multiply
    20,232,468.80x = 30,348,703.20 × 5,856,005.60
  4. Step 4: Simplify right side
    20,232,468.80x = 177,722,175,891,937.91
  5. Step 5: Solve for x
    x = 177,722,175,891,937.91/20,232,468.80
  6. Step 6: Final answer
    x = 8,784,008.40

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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.