Home / 36,115,919.28-54,172,829.16-10,557,529.20

Finding the Fourth Proportional to 36,115,919.28, 54,172,829.16 and 10,557,529.20

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Solution

The fourth proportional to 36,115,919.28, 54,172,829.16 and 10,557,529.20 is: 15,835,986.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,115,919.28 : 54,172,829.16 = 10,557,529.20 : x
  2. Step 2: Convert to fraction form
    36,115,919.28/54,172,829.16 = 10,557,529.20/x
  3. Step 3: Cross multiply
    36,115,919.28x = 54,172,829.16 × 10,557,529.20
  4. Step 4: Simplify right side
    36,115,919.28x = 571,931,225,703,311.38
  5. Step 5: Solve for x
    x = 571,931,225,703,311.38/36,115,919.28
  6. Step 6: Final answer
    x = 15,835,986.93

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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.