Home / 9,689,899.56-13,372,364.03-5,560,685.92

Finding the Fourth Proportional to 9,689,899.56, 13,372,364.03 and 5,560,685.92

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Solution

The fourth proportional to 9,689,899.56, 13,372,364.03 and 5,560,685.92 is: 7,673,920.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,689,899.56 : 13,372,364.03 = 5,560,685.92 : x
  2. Step 2: Convert to fraction form
    9,689,899.56/13,372,364.03 = 5,560,685.92/x
  3. Step 3: Cross multiply
    9,689,899.56x = 13,372,364.03 × 5,560,685.92
  4. Step 4: Simplify right side
    9,689,899.56x = 74,359,516,378,735.45
  5. Step 5: Solve for x
    x = 74,359,516,378,735.45/9,689,899.56
  6. Step 6: Final answer
    x = 7,673,920.24

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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.