Home / 5,275,291.46-7,912,699.22-2,200,015.76

Finding the Fourth Proportional to 5,275,291.46, 7,912,699.22 and 2,200,015.76

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Solution

The fourth proportional to 5,275,291.46, 7,912,699.22 and 2,200,015.76 is: 3,299,924.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275,291.46 : 7,912,699.22 = 2,200,015.76 : x
  2. Step 2: Convert to fraction form
    5,275,291.46/7,912,699.22 = 2,200,015.76/x
  3. Step 3: Cross multiply
    5,275,291.46x = 7,912,699.22 × 2,200,015.76
  4. Step 4: Simplify right side
    5,275,291.46x = 17,408,062,988,139.71
  5. Step 5: Solve for x
    x = 17,408,062,988,139.71/5,275,291.46
  6. Step 6: Final answer
    x = 3,299,924.40

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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.