Home / 67,716,586.74-93,454,653.06-38,353,142.88

Finding the Fourth Proportional to 67,716,586.74, 93,454,653.06 and 38,353,142.88

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Solution

The fourth proportional to 67,716,586.74, 93,454,653.06 and 38,353,142.88 is: 52,930,601.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,716,586.74 : 93,454,653.06 = 38,353,142.88 : x
  2. Step 2: Convert to fraction form
    67,716,586.74/93,454,653.06 = 38,353,142.88/x
  3. Step 3: Cross multiply
    67,716,586.74x = 93,454,653.06 × 38,353,142.88
  4. Step 4: Simplify right side
    67,716,586.74x = 3,584,279,661,611,009.50
  5. Step 5: Solve for x
    x = 3,584,279,661,611,009.50/67,716,586.74
  6. Step 6: Final answer
    x = 52,930,601.41

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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.