Home / 28,376,671.08-42,565,007.19-6,811,272.76

Finding the Fourth Proportional to 28,376,671.08, 42,565,007.19 and 6,811,272.76

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Solution

The fourth proportional to 28,376,671.08, 42,565,007.19 and 6,811,272.76 is: 10,216,909.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,376,671.08 : 42,565,007.19 = 6,811,272.76 : x
  2. Step 2: Convert to fraction form
    28,376,671.08/42,565,007.19 = 6,811,272.76/x
  3. Step 3: Cross multiply
    28,376,671.08x = 42,565,007.19 × 6,811,272.76
  4. Step 4: Simplify right side
    28,376,671.08x = 289,921,874,096,549.69
  5. Step 5: Solve for x
    x = 289,921,874,096,549.69/28,376,671.08
  6. Step 6: Final answer
    x = 10,216,909.28

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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.