Home / 8,313,907.40-12,475,008.30-4,722,432.20

Finding the Fourth Proportional to 8,313,907.40, 12,475,008.30 and 4,722,432.20

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Solution

The fourth proportional to 8,313,907.40, 12,475,008.30 and 4,722,432.20 is: 7,086,003.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,313,907.40 : 12,475,008.30 = 4,722,432.20 : x
  2. Step 2: Convert to fraction form
    8,313,907.40/12,475,008.30 = 4,722,432.20/x
  3. Step 3: Cross multiply
    8,313,907.40x = 12,475,008.30 × 4,722,432.20
  4. Step 4: Simplify right side
    8,313,907.40x = 58,912,380,891,187.27
  5. Step 5: Solve for x
    x = 58,912,380,891,187.27/8,313,907.40
  6. Step 6: Final answer
    x = 7,086,003.98

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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.