Home / 10,190,689.16-15,295,610.83-5,336,479.83

Finding the Fourth Proportional to 10,190,689.16, 15,295,610.83 and 5,336,479.83

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Solution

The fourth proportional to 10,190,689.16, 15,295,610.83 and 5,336,479.83 is: 8,009,734.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190,689.16 : 15,295,610.83 = 5,336,479.83 : x
  2. Step 2: Convert to fraction form
    10,190,689.16/15,295,610.83 = 5,336,479.83/x
  3. Step 3: Cross multiply
    10,190,689.16x = 15,295,610.83 × 5,336,479.83
  4. Step 4: Simplify right side
    10,190,689.16x = 81,624,718,681,824.56
  5. Step 5: Solve for x
    x = 81,624,718,681,824.56/10,190,689.16
  6. Step 6: Final answer
    x = 8,009,734.91

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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.