Home / 31,502,250.80-47,200,232.10-15,293,300.30

Finding the Fourth Proportional to 31,502,250.80, 47,200,232.10 and 15,293,300.30

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Solution

The fourth proportional to 31,502,250.80, 47,200,232.10 and 15,293,300.30 is: 22,914,150.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,502,250.80 : 47,200,232.10 = 15,293,300.30 : x
  2. Step 2: Convert to fraction form
    31,502,250.80/47,200,232.10 = 15,293,300.30/x
  3. Step 3: Cross multiply
    31,502,250.80x = 47,200,232.10 × 15,293,300.30
  4. Step 4: Simplify right side
    31,502,250.80x = 721,847,323,734,999.75
  5. Step 5: Solve for x
    x = 721,847,323,734,999.75/31,502,250.80
  6. Step 6: Final answer
    x = 22,914,150.75

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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.