Home / 6,550,947.12-9,040,979.76-3,938,297.04

Finding the Fourth Proportional to 6,550,947.12, 9,040,979.76 and 3,938,297.04

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Solution

The fourth proportional to 6,550,947.12, 9,040,979.76 and 3,938,297.04 is: 5,435,254.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,550,947.12 : 9,040,979.76 = 3,938,297.04 : x
  2. Step 2: Convert to fraction form
    6,550,947.12/9,040,979.76 = 3,938,297.04/x
  3. Step 3: Cross multiply
    6,550,947.12x = 9,040,979.76 × 3,938,297.04
  4. Step 4: Simplify right side
    6,550,947.12x = 35,606,063,827,507.91
  5. Step 5: Solve for x
    x = 35,606,063,827,507.91/6,550,947.12
  6. Step 6: Final answer
    x = 5,435,254.35

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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.