Home / 7,452,029.80-11,178,044.70-2,665,124.20

Finding the Fourth Proportional to 7,452,029.80, 11,178,044.70 and 2,665,124.20

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Solution

The fourth proportional to 7,452,029.80, 11,178,044.70 and 2,665,124.20 is: 3,997,686.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452,029.80 : 11,178,044.70 = 2,665,124.20 : x
  2. Step 2: Convert to fraction form
    7,452,029.80/11,178,044.70 = 2,665,124.20/x
  3. Step 3: Cross multiply
    7,452,029.80x = 11,178,044.70 × 2,665,124.20
  4. Step 4: Simplify right side
    7,452,029.80x = 29,790,877,438,651.74
  5. Step 5: Solve for x
    x = 29,790,877,438,651.74/7,452,029.80
  6. Step 6: Final answer
    x = 3,997,686.30

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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.