Home / 67,720,217.32-93,454,574.34-36,780,990.76

Finding the Fourth Proportional to 67,720,217.32, 93,454,574.34 and 36,780,990.76

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Solution

The fourth proportional to 67,720,217.32, 93,454,574.34 and 36,780,990.76 is: 50,758,133.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,720,217.32 : 93,454,574.34 = 36,780,990.76 : x
  2. Step 2: Convert to fraction form
    67,720,217.32/93,454,574.34 = 36,780,990.76/x
  3. Step 3: Cross multiply
    67,720,217.32x = 93,454,574.34 × 36,780,990.76
  4. Step 4: Simplify right side
    67,720,217.32x = 3,437,351,835,279,273
  5. Step 5: Solve for x
    x = 3,437,351,835,279,273/67,720,217.32
  6. Step 6: Final answer
    x = 50,758,133.56

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1.5x scale

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.