Home / 9,163,143.47-12,645,356.31-5,033,261.12

Finding the Fourth Proportional to 9,163,143.47, 12,645,356.31 and 5,033,261.12

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Solution

The fourth proportional to 9,163,143.47, 12,645,356.31 and 5,033,261.12 is: 6,946,020.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,163,143.47 : 12,645,356.31 = 5,033,261.12 : x
  2. Step 2: Convert to fraction form
    9,163,143.47/12,645,356.31 = 5,033,261.12/x
  3. Step 3: Cross multiply
    9,163,143.47x = 12,645,356.31 × 5,033,261.12
  4. Step 4: Simplify right side
    9,163,143.47x = 63,647,380,263,669.67
  5. Step 5: Solve for x
    x = 63,647,380,263,669.67/9,163,143.47
  6. Step 6: Final answer
    x = 6,946,020.27

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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.