Home / 8,667,728.15-11,955,705.32-5,574,162.66

Finding the Fourth Proportional to 8,667,728.15, 11,955,705.32 and 5,574,162.66

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Solution

The fourth proportional to 8,667,728.15, 11,955,705.32 and 5,574,162.66 is: 7,688,640.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,667,728.15 : 11,955,705.32 = 5,574,162.66 : x
  2. Step 2: Convert to fraction form
    8,667,728.15/11,955,705.32 = 5,574,162.66/x
  3. Step 3: Cross multiply
    8,667,728.15x = 11,955,705.32 × 5,574,162.66
  4. Step 4: Simplify right side
    8,667,728.15x = 66,643,046,140,836.54
  5. Step 5: Solve for x
    x = 66,643,046,140,836.54/8,667,728.15
  6. Step 6: Final answer
    x = 7,688,640.56

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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.