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Finding the Fourth Proportional to 9,332,947.04, 12,879,471.72 and 5,040,595.04

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Solution

The fourth proportional to 9,332,947.04, 12,879,471.72 and 5,040,595.04 is: 6,956,023.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,332,947.04 : 12,879,471.72 = 5,040,595.04 : x
  2. Step 2: Convert to fraction form
    9,332,947.04/12,879,471.72 = 5,040,595.04/x
  3. Step 3: Cross multiply
    9,332,947.04x = 12,879,471.72 × 5,040,595.04
  4. Step 4: Simplify right side
    9,332,947.04x = 64,920,201,269,652.27
  5. Step 5: Solve for x
    x = 64,920,201,269,652.27/9,332,947.04
  6. Step 6: Final answer
    x = 6,956,023.75

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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.