Home / 54,195,344.02-74,790,686.46-30,673,880.38

Finding the Fourth Proportional to 54,195,344.02, 74,790,686.46 and 30,673,880.38

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Solution

The fourth proportional to 54,195,344.02, 74,790,686.46 and 30,673,880.38 is: 42,330,584.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,195,344.02 : 74,790,686.46 = 30,673,880.38 : x
  2. Step 2: Convert to fraction form
    54,195,344.02/74,790,686.46 = 30,673,880.38/x
  3. Step 3: Cross multiply
    54,195,344.02x = 74,790,686.46 × 30,673,880.38
  4. Step 4: Simplify right side
    54,195,344.02x = 2,294,120,570,012,125.50
  5. Step 5: Solve for x
    x = 2,294,120,570,012,125.50/54,195,344.02
  6. Step 6: Final answer
    x = 42,330,584.14

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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.