Home / 22,034,426.61-30,375,460.70-15,398,412.53

Finding the Fourth Proportional to 22,034,426.61, 30,375,460.70 and 15,398,412.53

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Solution

The fourth proportional to 22,034,426.61, 30,375,460.70 and 15,398,412.53 is: 21,227,413.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,034,426.61 : 30,375,460.70 = 15,398,412.53 : x
  2. Step 2: Convert to fraction form
    22,034,426.61/30,375,460.70 = 15,398,412.53/x
  3. Step 3: Cross multiply
    22,034,426.61x = 30,375,460.70 × 15,398,412.53
  4. Step 4: Simplify right side
    22,034,426.61x = 467,733,874,418,533.25
  5. Step 5: Solve for x
    x = 467,733,874,418,533.25/22,034,426.61
  6. Step 6: Final answer
    x = 21,227,413.02

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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.