Home / 10,927,456.92-15,081,165.90-9,088,671.06

Finding the Fourth Proportional to 10,927,456.92, 15,081,165.90 and 9,088,671.06

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Solution

The fourth proportional to 10,927,456.92, 15,081,165.90 and 9,088,671.06 is: 12,543,426.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927,456.92 : 15,081,165.90 = 9,088,671.06 : x
  2. Step 2: Convert to fraction form
    10,927,456.92/15,081,165.90 = 9,088,671.06/x
  3. Step 3: Cross multiply
    10,927,456.92x = 15,081,165.90 × 9,088,671.06
  4. Step 4: Simplify right side
    10,927,456.92x = 137,067,756,066,388.86
  5. Step 5: Solve for x
    x = 137,067,756,066,388.86/10,927,456.92
  6. Step 6: Final answer
    x = 12,543,426.81

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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.