Home / 5,006,990.95-7,510,511.94-2,127,615.91

Finding the Fourth Proportional to 5,006,990.95, 7,510,511.94 and 2,127,615.91

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Solution

The fourth proportional to 5,006,990.95, 7,510,511.94 and 2,127,615.91 is: 3,191,434.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006,990.95 : 7,510,511.94 = 2,127,615.91 : x
  2. Step 2: Convert to fraction form
    5,006,990.95/7,510,511.94 = 2,127,615.91/x
  3. Step 3: Cross multiply
    5,006,990.95x = 7,510,511.94 × 2,127,615.91
  4. Step 4: Simplify right side
    5,006,990.95x = 15,979,484,695,788.97
  5. Step 5: Solve for x
    x = 15,979,484,695,788.97/5,006,990.95
  6. Step 6: Final answer
    x = 3,191,434.71

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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.