Home / 54,060,905.76-74,585,785.68-30,839,696.16

Finding the Fourth Proportional to 54,060,905.76, 74,585,785.68 and 30,839,696.16

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Solution

The fourth proportional to 54,060,905.76, 74,585,785.68 and 30,839,696.16 is: 42,548,361.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,060,905.76 : 74,585,785.68 = 30,839,696.16 : x
  2. Step 2: Convert to fraction form
    54,060,905.76/74,585,785.68 = 30,839,696.16/x
  3. Step 3: Cross multiply
    54,060,905.76x = 74,585,785.68 × 30,839,696.16
  4. Step 4: Simplify right side
    54,060,905.76x = 2,300,202,968,226,079
  5. Step 5: Solve for x
    x = 2,300,202,968,226,079/54,060,905.76
  6. Step 6: Final answer
    x = 42,548,361.63

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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.