Home / 17,391,662.40-26,079,620.40-6,605,378.40

Finding the Fourth Proportional to 17,391,662.40, 26,079,620.40 and 6,605,378.40

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Solution

The fourth proportional to 17,391,662.40, 26,079,620.40 and 6,605,378.40 is: 9,905,077.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,391,662.40 : 26,079,620.40 = 6,605,378.40 : x
  2. Step 2: Convert to fraction form
    17,391,662.40/26,079,620.40 = 6,605,378.40/x
  3. Step 3: Cross multiply
    17,391,662.40x = 26,079,620.40 × 6,605,378.40
  4. Step 4: Simplify right side
    17,391,662.40x = 172,265,761,270,359.38
  5. Step 5: Solve for x
    x = 172,265,761,270,359.38/17,391,662.40
  6. Step 6: Final answer
    x = 9,905,077.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.