Home / 8,750,532.20-13,125,798.30-3,071,330.60

Finding the Fourth Proportional to 8,750,532.20, 13,125,798.30 and 3,071,330.60

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Solution

The fourth proportional to 8,750,532.20, 13,125,798.30 and 3,071,330.60 is: 4,606,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,750,532.20 : 13,125,798.30 = 3,071,330.60 : x
  2. Step 2: Convert to fraction form
    8,750,532.20/13,125,798.30 = 3,071,330.60/x
  3. Step 3: Cross multiply
    8,750,532.20x = 13,125,798.30 × 3,071,330.60
  4. Step 4: Simplify right side
    8,750,532.20x = 40,313,665,968,217.98
  5. Step 5: Solve for x
    x = 40,313,665,968,217.98/8,750,532.20
  6. Step 6: Final answer
    x = 4,606,995.90

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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.