Home / 7,320,923.13-10,103,479.20-4,058,761.53

Finding the Fourth Proportional to 7,320,923.13, 10,103,479.20 and 4,058,761.53

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Solution

The fourth proportional to 7,320,923.13, 10,103,479.20 and 4,058,761.53 is: 5,601,426.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320,923.13 : 10,103,479.20 = 4,058,761.53 : x
  2. Step 2: Convert to fraction form
    7,320,923.13/10,103,479.20 = 4,058,761.53/x
  3. Step 3: Cross multiply
    7,320,923.13x = 10,103,479.20 × 4,058,761.53
  4. Step 4: Simplify right side
    7,320,923.13x = 41,007,612,696,115.17
  5. Step 5: Solve for x
    x = 41,007,612,696,115.17/7,320,923.13
  6. Step 6: Final answer
    x = 5,601,426.48

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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.