Home / 10,889,949.80-15,029,009.13-6,244,167.05

Finding the Fourth Proportional to 10,889,949.80, 15,029,009.13 and 6,244,167.05

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Solution

The fourth proportional to 10,889,949.80, 15,029,009.13 and 6,244,167.05 is: 8,617,454.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,889,949.80 : 15,029,009.13 = 6,244,167.05 : x
  2. Step 2: Convert to fraction form
    10,889,949.80/15,029,009.13 = 6,244,167.05/x
  3. Step 3: Cross multiply
    10,889,949.80x = 15,029,009.13 × 6,244,167.05
  4. Step 4: Simplify right side
    10,889,949.80x = 93,843,643,528,550.12
  5. Step 5: Solve for x
    x = 93,843,643,528,550.12/10,889,949.80
  6. Step 6: Final answer
    x = 8,617,454.19

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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.