Home / 6,538,645.92-9,023,376-3,638,159.04

Finding the Fourth Proportional to 6,538,645.92, 9,023,376 and 3,638,159.04

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Solution

The fourth proportional to 6,538,645.92, 9,023,376 and 3,638,159.04 is: 5,020,684.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,538,645.92 : 9,023,376 = 3,638,159.04 : x
  2. Step 2: Convert to fraction form
    6,538,645.92/9,023,376 = 3,638,159.04/x
  3. Step 3: Cross multiply
    6,538,645.92x = 9,023,376 × 3,638,159.04
  4. Step 4: Simplify right side
    6,538,645.92x = 32,828,476,965,719.04
  5. Step 5: Solve for x
    x = 32,828,476,965,719.04/6,538,645.92
  6. Step 6: Final answer
    x = 5,020,684.31

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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.