Home / 6,598,769.20-9,898,153.80-4,331,287.60

Finding the Fourth Proportional to 6,598,769.20, 9,898,153.80 and 4,331,287.60

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Solution

The fourth proportional to 6,598,769.20, 9,898,153.80 and 4,331,287.60 is: 6,496,931.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,598,769.20 : 9,898,153.80 = 4,331,287.60 : x
  2. Step 2: Convert to fraction form
    6,598,769.20/9,898,153.80 = 4,331,287.60/x
  3. Step 3: Cross multiply
    6,598,769.20x = 9,898,153.80 × 4,331,287.60
  4. Step 4: Simplify right side
    6,598,769.20x = 42,871,750,816,832.88
  5. Step 5: Solve for x
    x = 42,871,750,816,832.88/6,598,769.20
  6. Step 6: Final answer
    x = 6,496,931.40

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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.