Home / 40,721,200.46-61,081,812.86-11,967,336.08

Finding the Fourth Proportional to 40,721,200.46, 61,081,812.86 and 11,967,336.08

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Solution

The fourth proportional to 40,721,200.46, 61,081,812.86 and 11,967,336.08 is: 17,951,007.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,721,200.46 : 61,081,812.86 = 11,967,336.08 : x
  2. Step 2: Convert to fraction form
    40,721,200.46/61,081,812.86 = 11,967,336.08/x
  3. Step 3: Cross multiply
    40,721,200.46x = 61,081,812.86 × 11,967,336.08
  4. Step 4: Simplify right side
    40,721,200.46x = 730,986,582,871,286
  5. Step 5: Solve for x
    x = 730,986,582,871,286/40,721,200.46
  6. Step 6: Final answer
    x = 17,951,007.70

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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.