Home / 31,539,267.20-47,305,401.60-8,822,460.80

Finding the Fourth Proportional to 31,539,267.20, 47,305,401.60 and 8,822,460.80

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Solution

The fourth proportional to 31,539,267.20, 47,305,401.60 and 8,822,460.80 is: 13,232,712.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,539,267.20 : 47,305,401.60 = 8,822,460.80 : x
  2. Step 2: Convert to fraction form
    31,539,267.20/47,305,401.60 = 8,822,460.80/x
  3. Step 3: Cross multiply
    31,539,267.20x = 47,305,401.60 × 8,822,460.80
  4. Step 4: Simplify right side
    31,539,267.20x = 417,350,051,244,257.31
  5. Step 5: Solve for x
    x = 417,350,051,244,257.31/31,539,267.20
  6. Step 6: Final answer
    x = 13,232,712.37

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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.