Home / 55,489,885.20-83,234,827.80-53,222,403.60

Finding the Fourth Proportional to 55,489,885.20, 83,234,827.80 and 53,222,403.60

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Solution

The fourth proportional to 55,489,885.20, 83,234,827.80 and 53,222,403.60 is: 79,833,605.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,489,885.20 : 83,234,827.80 = 53,222,403.60 : x
  2. Step 2: Convert to fraction form
    55,489,885.20/83,234,827.80 = 53,222,403.60/x
  3. Step 3: Cross multiply
    55,489,885.20x = 83,234,827.80 × 53,222,403.60
  4. Step 4: Simplify right side
    55,489,885.20x = 4,429,957,598,748,100
  5. Step 5: Solve for x
    x = 4,429,957,598,748,100/55,489,885.20
  6. Step 6: Final answer
    x = 79,833,605.40

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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.