Home / 13,593,311.92-18,758,923.80-7,398,398.29

Finding the Fourth Proportional to 13,593,311.92, 18,758,923.80 and 7,398,398.29

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Solution

The fourth proportional to 13,593,311.92, 18,758,923.80 and 7,398,398.29 is: 10,209,873.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,593,311.92 : 18,758,923.80 = 7,398,398.29 : x
  2. Step 2: Convert to fraction form
    13,593,311.92/18,758,923.80 = 7,398,398.29/x
  3. Step 3: Cross multiply
    13,593,311.92x = 18,758,923.80 × 7,398,398.29
  4. Step 4: Simplify right side
    13,593,311.92x = 138,785,989,764,160.31
  5. Step 5: Solve for x
    x = 138,785,989,764,160.31/13,593,311.92
  6. Step 6: Final answer
    x = 10,209,873.10

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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.