Home / 6,642,224.80-9,963,337.20-5,461,244.80

Finding the Fourth Proportional to 6,642,224.80, 9,963,337.20 and 5,461,244.80

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Solution

The fourth proportional to 6,642,224.80, 9,963,337.20 and 5,461,244.80 is: 8,191,867.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,224.80 : 9,963,337.20 = 5,461,244.80 : x
  2. Step 2: Convert to fraction form
    6,642,224.80/9,963,337.20 = 5,461,244.80/x
  3. Step 3: Cross multiply
    6,642,224.80x = 9,963,337.20 × 5,461,244.80
  4. Step 4: Simplify right side
    6,642,224.80x = 54,412,223,474,146.55
  5. Step 5: Solve for x
    x = 54,412,223,474,146.55/6,642,224.80
  6. Step 6: Final answer
    x = 8,191,867.20

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Double scale
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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.