Home / 20,795,588.60-31,182,323.70-8,814,788.60

Finding the Fourth Proportional to 20,795,588.60, 31,182,323.70 and 8,814,788.60

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Solution

The fourth proportional to 20,795,588.60, 31,182,323.70 and 8,814,788.60 is: 13,217,495.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,795,588.60 : 31,182,323.70 = 8,814,788.60 : x
  2. Step 2: Convert to fraction form
    20,795,588.60/31,182,323.70 = 8,814,788.60/x
  3. Step 3: Cross multiply
    20,795,588.60x = 31,182,323.70 × 8,814,788.60
  4. Step 4: Simplify right side
    20,795,588.60x = 274,865,591,472,269.81
  5. Step 5: Solve for x
    x = 274,865,591,472,269.81/20,795,588.60
  6. Step 6: Final answer
    x = 13,217,495.15

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1.5x scale

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.