Home / 10,366,820.43-15,550,165.03-3,540,099.93

Finding the Fourth Proportional to 10,366,820.43, 15,550,165.03 and 3,540,099.93

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Solution

The fourth proportional to 10,366,820.43, 15,550,165.03 and 3,540,099.93 is: 5,310,127.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,820.43 : 15,550,165.03 = 3,540,099.93 : x
  2. Step 2: Convert to fraction form
    10,366,820.43/15,550,165.03 = 3,540,099.93/x
  3. Step 3: Cross multiply
    10,366,820.43x = 15,550,165.03 × 3,540,099.93
  4. Step 4: Simplify right side
    10,366,820.43x = 55,049,138,134,191.45
  5. Step 5: Solve for x
    x = 55,049,138,134,191.45/10,366,820.43
  6. Step 6: Final answer
    x = 5,310,127.49

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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.