Home / 57,120,868.92-78,807,332.88-36,506,206.92

Finding the Fourth Proportional to 57,120,868.92, 78,807,332.88 and 36,506,206.92

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Solution

The fourth proportional to 57,120,868.92, 78,807,332.88 and 36,506,206.92 is: 50,366,124.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,120,868.92 : 78,807,332.88 = 36,506,206.92 : x
  2. Step 2: Convert to fraction form
    57,120,868.92/78,807,332.88 = 36,506,206.92/x
  3. Step 3: Cross multiply
    57,120,868.92x = 78,807,332.88 × 36,506,206.92
  4. Step 4: Simplify right side
    57,120,868.92x = 2,876,956,800,930,599.50
  5. Step 5: Solve for x
    x = 2,876,956,800,930,599.50/57,120,868.92
  6. Step 6: Final answer
    x = 50,366,124.59

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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.