Home / 55,038,861.60-82,558,000.80-14,098,221.60

Finding the Fourth Proportional to 55,038,861.60, 82,558,000.80 and 14,098,221.60

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Solution

The fourth proportional to 55,038,861.60, 82,558,000.80 and 14,098,221.60 is: 21,147,257.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,038,861.60 : 82,558,000.80 = 14,098,221.60 : x
  2. Step 2: Convert to fraction form
    55,038,861.60/82,558,000.80 = 14,098,221.60/x
  3. Step 3: Cross multiply
    55,038,861.60x = 82,558,000.80 × 14,098,221.60
  4. Step 4: Simplify right side
    55,038,861.60x = 1,163,920,990,131,377.25
  5. Step 5: Solve for x
    x = 1,163,920,990,131,377.25/55,038,861.60
  6. Step 6: Final answer
    x = 21,147,257.71

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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.