Home / 7,173,219.52-9,898,895.28-3,910,006.08

Finding the Fourth Proportional to 7,173,219.52, 9,898,895.28 and 3,910,006.08

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Solution

The fourth proportional to 7,173,219.52, 9,898,895.28 and 3,910,006.08 is: 5,395,727.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,173,219.52 : 9,898,895.28 = 3,910,006.08 : x
  2. Step 2: Convert to fraction form
    7,173,219.52/9,898,895.28 = 3,910,006.08/x
  3. Step 3: Cross multiply
    7,173,219.52x = 9,898,895.28 × 3,910,006.08
  4. Step 4: Simplify right side
    7,173,219.52x = 38,704,740,730,083.30
  5. Step 5: Solve for x
    x = 38,704,740,730,083.30/7,173,219.52
  6. Step 6: Final answer
    x = 5,395,727.90

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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.