Home / 89,711,632.47-123,802,033.71-48,458,525.25

Finding the Fourth Proportional to 89,711,632.47, 123,802,033.71 and 48,458,525.25

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Solution

The fourth proportional to 89,711,632.47, 123,802,033.71 and 48,458,525.25 is: 66,872,754.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,711,632.47 : 123,802,033.71 = 48,458,525.25 : x
  2. Step 2: Convert to fraction form
    89,711,632.47/123,802,033.71 = 48,458,525.25/x
  3. Step 3: Cross multiply
    89,711,632.47x = 123,802,033.71 × 48,458,525.25
  4. Step 4: Simplify right side
    89,711,632.47x = 5,999,263,976,537,386
  5. Step 5: Solve for x
    x = 5,999,263,976,537,386/89,711,632.47
  6. Step 6: Final answer
    x = 66,872,754.53

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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.