Home / 20,795,580.60-31,182,311.70-8,814,780.60

Finding the Fourth Proportional to 20,795,580.60, 31,182,311.70 and 8,814,780.60

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Solution

The fourth proportional to 20,795,580.60, 31,182,311.70 and 8,814,780.60 is: 13,217,483.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,795,580.60 : 31,182,311.70 = 8,814,780.60 : x
  2. Step 2: Convert to fraction form
    20,795,580.60/31,182,311.70 = 8,814,780.60/x
  3. Step 3: Cross multiply
    20,795,580.60x = 31,182,311.70 × 8,814,780.60
  4. Step 4: Simplify right side
    20,795,580.60x = 274,865,236,236,313
  5. Step 5: Solve for x
    x = 274,865,236,236,313/20,795,580.60
  6. Step 6: Final answer
    x = 13,217,483.15

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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.