Home / 71,965,065.47-107,947,510.65-23,442,840.05

Finding the Fourth Proportional to 71,965,065.47, 107,947,510.65 and 23,442,840.05

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Solution

The fourth proportional to 71,965,065.47, 107,947,510.65 and 23,442,840.05 is: 35,164,231.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,965,065.47 : 107,947,510.65 = 23,442,840.05 : x
  2. Step 2: Convert to fraction form
    71,965,065.47/107,947,510.65 = 23,442,840.05/x
  3. Step 3: Cross multiply
    71,965,065.47x = 107,947,510.65 × 23,442,840.05
  4. Step 4: Simplify right side
    71,965,065.47x = 2,530,596,225,963,622
  5. Step 5: Solve for x
    x = 2,530,596,225,963,622/71,965,065.47
  6. Step 6: Final answer
    x = 35,164,231.55

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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.