Home / 28,948,216.07-43,422,843.10-10,517,250.55

Finding the Fourth Proportional to 28,948,216.07, 43,422,843.10 and 10,517,250.55

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Solution

The fourth proportional to 28,948,216.07, 43,422,843.10 and 10,517,250.55 is: 15,776,064.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,948,216.07 : 43,422,843.10 = 10,517,250.55 : x
  2. Step 2: Convert to fraction form
    28,948,216.07/43,422,843.10 = 10,517,250.55/x
  3. Step 3: Cross multiply
    28,948,216.07x = 43,422,843.10 × 10,517,250.55
  4. Step 4: Simplify right side
    28,948,216.07x = 456,688,920,397,943.31
  5. Step 5: Solve for x
    x = 456,688,920,397,943.31/28,948,216.07
  6. Step 6: Final answer
    x = 15,776,064.38

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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.