Home / 79,614,750.14-109,826,217.31-54,791,841.81

Finding the Fourth Proportional to 79,614,750.14, 109,826,217.31 and 54,791,841.81

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Solution

The fourth proportional to 79,614,750.14, 109,826,217.31 and 54,791,841.81 is: 75,583,741.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,614,750.14 : 109,826,217.31 = 54,791,841.81 : x
  2. Step 2: Convert to fraction form
    79,614,750.14/109,826,217.31 = 54,791,841.81/x
  3. Step 3: Cross multiply
    79,614,750.14x = 109,826,217.31 × 54,791,841.81
  4. Step 4: Simplify right side
    79,614,750.14x = 6,017,580,725,440,204
  5. Step 5: Solve for x
    x = 6,017,580,725,440,204/79,614,750.14
  6. Step 6: Final answer
    x = 75,583,741.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.