Home / 18,829,785.30-28,244,677.95-5,364,863.70

Finding the Fourth Proportional to 18,829,785.30, 28,244,677.95 and 5,364,863.70

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Solution

The fourth proportional to 18,829,785.30, 28,244,677.95 and 5,364,863.70 is: 8,047,295.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,829,785.30 : 28,244,677.95 = 5,364,863.70 : x
  2. Step 2: Convert to fraction form
    18,829,785.30/28,244,677.95 = 5,364,863.70/x
  3. Step 3: Cross multiply
    18,829,785.30x = 28,244,677.95 × 5,364,863.70
  4. Step 4: Simplify right side
    18,829,785.30x = 151,528,847,452,145.41
  5. Step 5: Solve for x
    x = 151,528,847,452,145.41/18,829,785.30
  6. Step 6: Final answer
    x = 8,047,295.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.