Home / 6,642,923.40-9,964,385.10-6,055,057.80

Finding the Fourth Proportional to 6,642,923.40, 9,964,385.10 and 6,055,057.80

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Solution

The fourth proportional to 6,642,923.40, 9,964,385.10 and 6,055,057.80 is: 9,082,586.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,923.40 : 9,964,385.10 = 6,055,057.80 : x
  2. Step 2: Convert to fraction form
    6,642,923.40/9,964,385.10 = 6,055,057.80/x
  3. Step 3: Cross multiply
    6,642,923.40x = 9,964,385.10 × 6,055,057.80
  4. Step 4: Simplify right side
    6,642,923.40x = 60,334,927,721,958.77
  5. Step 5: Solve for x
    x = 60,334,927,721,958.77/6,642,923.40
  6. Step 6: Final answer
    x = 9,082,586.70

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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.