Home / 7,749,562.06-10,695,875.88-5,131,450.90

Finding the Fourth Proportional to 7,749,562.06, 10,695,875.88 and 5,131,450.90

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Solution

The fourth proportional to 7,749,562.06, 10,695,875.88 and 5,131,450.90 is: 7,082,382.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749,562.06 : 10,695,875.88 = 5,131,450.90 : x
  2. Step 2: Convert to fraction form
    7,749,562.06/10,695,875.88 = 5,131,450.90/x
  3. Step 3: Cross multiply
    7,749,562.06x = 10,695,875.88 × 5,131,450.90
  4. Step 4: Simplify right side
    7,749,562.06x = 54,885,361,910,714.30
  5. Step 5: Solve for x
    x = 54,885,361,910,714.30/7,749,562.06
  6. Step 6: Final answer
    x = 7,082,382.40

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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.