Home / 7,105,791.20-10,658,686.80-4,940,952.80

Finding the Fourth Proportional to 7,105,791.20, 10,658,686.80 and 4,940,952.80

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Solution

The fourth proportional to 7,105,791.20, 10,658,686.80 and 4,940,952.80 is: 7,411,429.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,791.20 : 10,658,686.80 = 4,940,952.80 : x
  2. Step 2: Convert to fraction form
    7,105,791.20/10,658,686.80 = 4,940,952.80/x
  3. Step 3: Cross multiply
    7,105,791.20x = 10,658,686.80 × 4,940,952.80
  4. Step 4: Simplify right side
    7,105,791.20x = 52,664,068,388,783.04
  5. Step 5: Solve for x
    x = 52,664,068,388,783.04/7,105,791.20
  6. Step 6: Final answer
    x = 7,411,429.20

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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.