Home / 10,380,154.41-15,570,655.80-3,561,416.46

Finding the Fourth Proportional to 10,380,154.41, 15,570,655.80 and 3,561,416.46

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Solution

The fourth proportional to 10,380,154.41, 15,570,655.80 and 3,561,416.46 is: 5,342,270.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,380,154.41 : 15,570,655.80 = 3,561,416.46 : x
  2. Step 2: Convert to fraction form
    10,380,154.41/15,570,655.80 = 3,561,416.46/x
  3. Step 3: Cross multiply
    10,380,154.41x = 15,570,655.80 × 3,561,416.46
  4. Step 4: Simplify right side
    10,380,154.41x = 55,453,589,859,114.47
  5. Step 5: Solve for x
    x = 55,453,589,859,114.47/10,380,154.41
  6. Step 6: Final answer
    x = 5,342,270.23

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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.