Home / 10,099,842.28-13,937,566.74-5,516,182.12

Finding the Fourth Proportional to 10,099,842.28, 13,937,566.74 and 5,516,182.12

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Solution

The fourth proportional to 10,099,842.28, 13,937,566.74 and 5,516,182.12 is: 7,612,213.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,099,842.28 : 13,937,566.74 = 5,516,182.12 : x
  2. Step 2: Convert to fraction form
    10,099,842.28/13,937,566.74 = 5,516,182.12/x
  3. Step 3: Cross multiply
    10,099,842.28x = 13,937,566.74 × 5,516,182.12
  4. Step 4: Simplify right side
    10,099,842.28x = 76,882,156,447,494.69
  5. Step 5: Solve for x
    x = 76,882,156,447,494.69/10,099,842.28
  6. Step 6: Final answer
    x = 7,612,213.57

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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.