Home / 9,179,787.95-12,668,037.30-5,049,730.16

Finding the Fourth Proportional to 9,179,787.95, 12,668,037.30 and 5,049,730.16

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Solution

The fourth proportional to 9,179,787.95, 12,668,037.30 and 5,049,730.16 is: 6,968,589.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,179,787.95 : 12,668,037.30 = 5,049,730.16 : x
  2. Step 2: Convert to fraction form
    9,179,787.95/12,668,037.30 = 5,049,730.16/x
  3. Step 3: Cross multiply
    9,179,787.95x = 12,668,037.30 × 5,049,730.16
  4. Step 4: Simplify right side
    9,179,787.95x = 63,970,169,958,474.79
  5. Step 5: Solve for x
    x = 63,970,169,958,474.79/9,179,787.95
  6. Step 6: Final answer
    x = 6,968,589.07

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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.