Home / 74,781,708.41-103,215,976.30-43,851,842.21

Finding the Fourth Proportional to 74,781,708.41, 103,215,976.30 and 43,851,842.21

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Solution

The fourth proportional to 74,781,708.41, 103,215,976.30 and 43,851,842.21 is: 60,525,639.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,781,708.41 : 103,215,976.30 = 43,851,842.21 : x
  2. Step 2: Convert to fraction form
    74,781,708.41/103,215,976.30 = 43,851,842.21/x
  3. Step 3: Cross multiply
    74,781,708.41x = 103,215,976.30 × 43,851,842.21
  4. Step 4: Simplify right side
    74,781,708.41x = 4,526,210,706,039,441
  5. Step 5: Solve for x
    x = 4,526,210,706,039,441/74,781,708.41
  6. Step 6: Final answer
    x = 60,525,639.25

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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.