Home / 10,612,233.80-15,918,350.70-7,364,976.20

Finding the Fourth Proportional to 10,612,233.80, 15,918,350.70 and 7,364,976.20

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Solution

The fourth proportional to 10,612,233.80, 15,918,350.70 and 7,364,976.20 is: 11,047,464.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,612,233.80 : 15,918,350.70 = 7,364,976.20 : x
  2. Step 2: Convert to fraction form
    10,612,233.80/15,918,350.70 = 7,364,976.20/x
  3. Step 3: Cross multiply
    10,612,233.80x = 15,918,350.70 × 7,364,976.20
  4. Step 4: Simplify right side
    10,612,233.80x = 117,238,274,048,753.34
  5. Step 5: Solve for x
    x = 117,238,274,048,753.34/10,612,233.80
  6. Step 6: Final answer
    x = 11,047,464.30

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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.