Home / 12,642,924.18-17,447,235.34-6,841,705.92

Finding the Fourth Proportional to 12,642,924.18, 17,447,235.34 and 6,841,705.92

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Solution

The fourth proportional to 12,642,924.18, 17,447,235.34 and 6,841,705.92 is: 9,441,554.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,642,924.18 : 17,447,235.34 = 6,841,705.92 : x
  2. Step 2: Convert to fraction form
    12,642,924.18/17,447,235.34 = 6,841,705.92/x
  3. Step 3: Cross multiply
    12,642,924.18x = 17,447,235.34 × 6,841,705.92
  4. Step 4: Simplify right side
    12,642,924.18x = 119,368,853,313,311.20
  5. Step 5: Solve for x
    x = 119,368,853,313,311.20/12,642,924.18
  6. Step 6: Final answer
    x = 9,441,554.15

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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.