Home / 79,614,744.12-109,826,209.02-54,791,835.84

Finding the Fourth Proportional to 79,614,744.12, 109,826,209.02 and 54,791,835.84

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Solution

The fourth proportional to 79,614,744.12, 109,826,209.02 and 54,791,835.84 is: 75,583,733.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,614,744.12 : 109,826,209.02 = 54,791,835.84 : x
  2. Step 2: Convert to fraction form
    79,614,744.12/109,826,209.02 = 54,791,835.84/x
  3. Step 3: Cross multiply
    79,614,744.12x = 109,826,209.02 × 54,791,835.84
  4. Step 4: Simplify right side
    79,614,744.12x = 6,017,579,615,553,367
  5. Step 5: Solve for x
    x = 6,017,579,615,553,367/79,614,744.12
  6. Step 6: Final answer
    x = 75,583,733.67

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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.