Home / 55,517,627.28-76,611,825.24-30,736,074.18

Finding the Fourth Proportional to 55,517,627.28, 76,611,825.24 and 30,736,074.18

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Solution

The fourth proportional to 55,517,627.28, 76,611,825.24 and 30,736,074.18 is: 42,414,398.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,517,627.28 : 76,611,825.24 = 30,736,074.18 : x
  2. Step 2: Convert to fraction form
    55,517,627.28/76,611,825.24 = 30,736,074.18/x
  3. Step 3: Cross multiply
    55,517,627.28x = 76,611,825.24 × 30,736,074.18
  4. Step 4: Simplify right side
    55,517,627.28x = 2,354,746,743,641,836
  5. Step 5: Solve for x
    x = 2,354,746,743,641,836/55,517,627.28
  6. Step 6: Final answer
    x = 42,414,398.08

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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.