Home / 52,657,630.96-78,989,912.12-13,797,034.48

Finding the Fourth Proportional to 52,657,630.96, 78,989,912.12 and 13,797,034.48

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Solution

The fourth proportional to 52,657,630.96, 78,989,912.12 and 13,797,034.48 is: 20,696,459.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,657,630.96 : 78,989,912.12 = 13,797,034.48 : x
  2. Step 2: Convert to fraction form
    52,657,630.96/78,989,912.12 = 13,797,034.48/x
  3. Step 3: Cross multiply
    52,657,630.96x = 78,989,912.12 × 13,797,034.48
  4. Step 4: Simplify right side
    52,657,630.96x = 1,089,826,541,091,810
  5. Step 5: Solve for x
    x = 1,089,826,541,091,810/52,657,630.96
  6. Step 6: Final answer
    x = 20,696,459.78

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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.