Home / 6,120,852.47-9,181,792.68-1,861,057.61

Finding the Fourth Proportional to 6,120,852.47, 9,181,792.68 and 1,861,057.61

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Solution

The fourth proportional to 6,120,852.47, 9,181,792.68 and 1,861,057.61 is: 2,791,742.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120,852.47 : 9,181,792.68 = 1,861,057.61 : x
  2. Step 2: Convert to fraction form
    6,120,852.47/9,181,792.68 = 1,861,057.61/x
  3. Step 3: Cross multiply
    6,120,852.47x = 9,181,792.68 × 1,861,057.61
  4. Step 4: Simplify right side
    6,120,852.47x = 17,087,845,085,342.04
  5. Step 5: Solve for x
    x = 17,087,845,085,342.04/6,120,852.47
  6. Step 6: Final answer
    x = 2,791,742.68

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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.