Home / 10,368,002.90-15,552,004.35-3,179,479.70

Finding the Fourth Proportional to 10,368,002.90, 15,552,004.35 and 3,179,479.70

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Solution

The fourth proportional to 10,368,002.90, 15,552,004.35 and 3,179,479.70 is: 4,769,219.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,002.90 : 15,552,004.35 = 3,179,479.70 : x
  2. Step 2: Convert to fraction form
    10,368,002.90/15,552,004.35 = 3,179,479.70/x
  3. Step 3: Cross multiply
    10,368,002.90x = 15,552,004.35 × 3,179,479.70
  4. Step 4: Simplify right side
    10,368,002.90x = 49,447,282,125,136.70
  5. Step 5: Solve for x
    x = 49,447,282,125,136.70/10,368,002.90
  6. Step 6: Final answer
    x = 4,769,219.55

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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.