Home / 31,703,170.47-47,539,764.83-12,281,493.05

Finding the Fourth Proportional to 31,703,170.47, 47,539,764.83 and 12,281,493.05

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Solution

The fourth proportional to 31,703,170.47, 47,539,764.83 and 12,281,493.05 is: 18,416,432.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,703,170.47 : 47,539,764.83 = 12,281,493.05 : x
  2. Step 2: Convert to fraction form
    31,703,170.47/47,539,764.83 = 12,281,493.05/x
  3. Step 3: Cross multiply
    31,703,170.47x = 47,539,764.83 × 12,281,493.05
  4. Step 4: Simplify right side
    31,703,170.47x = 583,859,291,329,558.50
  5. Step 5: Solve for x
    x = 583,859,291,329,558.50/31,703,170.47
  6. Step 6: Final answer
    x = 18,416,432.26

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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.