Home / 10,367,976.20-15,551,964.30-7,344,667.40

Finding the Fourth Proportional to 10,367,976.20, 15,551,964.30 and 7,344,667.40

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Solution

The fourth proportional to 10,367,976.20, 15,551,964.30 and 7,344,667.40 is: 11,017,001.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,976.20 : 15,551,964.30 = 7,344,667.40 : x
  2. Step 2: Convert to fraction form
    10,367,976.20/15,551,964.30 = 7,344,667.40/x
  3. Step 3: Cross multiply
    10,367,976.20x = 15,551,964.30 × 7,344,667.40
  4. Step 4: Simplify right side
    10,367,976.20x = 114,224,005,200,173.83
  5. Step 5: Solve for x
    x = 114,224,005,200,173.83/10,367,976.20
  6. Step 6: Final answer
    x = 11,017,001.10

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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.