Home / 13,359,565.84-18,436,123.88-7,247,863.12

Finding the Fourth Proportional to 13,359,565.84, 18,436,123.88 and 7,247,863.12

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Solution

The fourth proportional to 13,359,565.84, 18,436,123.88 and 7,247,863.12 is: 10,002,009.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,359,565.84 : 18,436,123.88 = 7,247,863.12 : x
  2. Step 2: Convert to fraction form
    13,359,565.84/18,436,123.88 = 7,247,863.12/x
  3. Step 3: Cross multiply
    13,359,565.84x = 18,436,123.88 × 7,247,863.12
  4. Step 4: Simplify right side
    13,359,565.84x = 133,622,502,263,273.67
  5. Step 5: Solve for x
    x = 133,622,502,263,273.67/13,359,565.84
  6. Step 6: Final answer
    x = 10,002,009.34

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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.