Home / 6,418,033.47-8,851,784.31-5,454,353.79

Finding the Fourth Proportional to 6,418,033.47, 8,851,784.31 and 5,454,353.79

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Solution

The fourth proportional to 6,418,033.47, 8,851,784.31 and 5,454,353.79 is: 7,522,672.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,418,033.47 : 8,851,784.31 = 5,454,353.79 : x
  2. Step 2: Convert to fraction form
    6,418,033.47/8,851,784.31 = 5,454,353.79/x
  3. Step 3: Cross multiply
    6,418,033.47x = 8,851,784.31 × 5,454,353.79
  4. Step 4: Simplify right side
    6,418,033.47x = 48,280,763,299,511.04
  5. Step 5: Solve for x
    x = 48,280,763,299,511.04/6,418,033.47
  6. Step 6: Final answer
    x = 7,522,672.41

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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.