Home / 11,555,638.80-17,333,417.16-3,468,579.36

Finding the Fourth Proportional to 11,555,638.80, 17,333,417.16 and 3,468,579.36

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Solution

The fourth proportional to 11,555,638.80, 17,333,417.16 and 3,468,579.36 is: 5,202,856.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555,638.80 : 17,333,417.16 = 3,468,579.36 : x
  2. Step 2: Convert to fraction form
    11,555,638.80/17,333,417.16 = 3,468,579.36/x
  3. Step 3: Cross multiply
    11,555,638.80x = 17,333,417.16 × 3,468,579.36
  4. Step 4: Simplify right side
    11,555,638.80x = 60,122,332,999,445.81
  5. Step 5: Solve for x
    x = 60,122,332,999,445.81/11,555,638.80
  6. Step 6: Final answer
    x = 5,202,856.72

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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.