Home / 9,861,750.30-14,792,625.45-5,557,078.20

Finding the Fourth Proportional to 9,861,750.30, 14,792,625.45 and 5,557,078.20

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Solution

The fourth proportional to 9,861,750.30, 14,792,625.45 and 5,557,078.20 is: 8,335,617.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,861,750.30 : 14,792,625.45 = 5,557,078.20 : x
  2. Step 2: Convert to fraction form
    9,861,750.30/14,792,625.45 = 5,557,078.20/x
  3. Step 3: Cross multiply
    9,861,750.30x = 14,792,625.45 × 5,557,078.20
  4. Step 4: Simplify right side
    9,861,750.30x = 82,203,776,408,960.19
  5. Step 5: Solve for x
    x = 82,203,776,408,960.19/9,861,750.30
  6. Step 6: Final answer
    x = 8,335,617.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.