Home / 10,873,770.19-15,005,697.36-5,912,211.46

Finding the Fourth Proportional to 10,873,770.19, 15,005,697.36 and 5,912,211.46

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Solution

The fourth proportional to 10,873,770.19, 15,005,697.36 and 5,912,211.46 is: 8,158,794.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,873,770.19 : 15,005,697.36 = 5,912,211.46 : x
  2. Step 2: Convert to fraction form
    10,873,770.19/15,005,697.36 = 5,912,211.46/x
  3. Step 3: Cross multiply
    10,873,770.19x = 15,005,697.36 × 5,912,211.46
  4. Step 4: Simplify right side
    10,873,770.19x = 88,716,855,915,840.86
  5. Step 5: Solve for x
    x = 88,716,855,915,840.86/10,873,770.19
  6. Step 6: Final answer
    x = 8,158,794.45

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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.