Home / 11,290,568.34-15,581,303.06-6,395,788.97

Finding the Fourth Proportional to 11,290,568.34, 15,581,303.06 and 6,395,788.97

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Solution

The fourth proportional to 11,290,568.34, 15,581,303.06 and 6,395,788.97 is: 8,826,369.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,290,568.34 : 15,581,303.06 = 6,395,788.97 : x
  2. Step 2: Convert to fraction form
    11,290,568.34/15,581,303.06 = 6,395,788.97/x
  3. Step 3: Cross multiply
    11,290,568.34x = 15,581,303.06 × 6,395,788.97
  4. Step 4: Simplify right side
    11,290,568.34x = 99,654,726,249,375.25
  5. Step 5: Solve for x
    x = 99,654,726,249,375.25/11,290,568.34
  6. Step 6: Final answer
    x = 8,826,369.34

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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.