Home / 9,155,245.80-13,732,868.70-5,124,167.40

Finding the Fourth Proportional to 9,155,245.80, 13,732,868.70 and 5,124,167.40

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Solution

The fourth proportional to 9,155,245.80, 13,732,868.70 and 5,124,167.40 is: 7,686,251.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,155,245.80 : 13,732,868.70 = 5,124,167.40 : x
  2. Step 2: Convert to fraction form
    9,155,245.80/13,732,868.70 = 5,124,167.40/x
  3. Step 3: Cross multiply
    9,155,245.80x = 13,732,868.70 × 5,124,167.40
  4. Step 4: Simplify right side
    9,155,245.80x = 70,369,518,101,020.38
  5. Step 5: Solve for x
    x = 70,369,518,101,020.38/9,155,245.80
  6. Step 6: Final answer
    x = 7,686,251.10

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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.