Home / 7,338,856.20-11,008,284.30-2,547,029.86

Finding the Fourth Proportional to 7,338,856.20, 11,008,284.30 and 2,547,029.86

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Solution

The fourth proportional to 7,338,856.20, 11,008,284.30 and 2,547,029.86 is: 3,820,544.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,856.20 : 11,008,284.30 = 2,547,029.86 : x
  2. Step 2: Convert to fraction form
    7,338,856.20/11,008,284.30 = 2,547,029.86/x
  3. Step 3: Cross multiply
    7,338,856.20x = 11,008,284.30 × 2,547,029.86
  4. Step 4: Simplify right side
    7,338,856.20x = 28,038,428,819,469.20
  5. Step 5: Solve for x
    x = 28,038,428,819,469.20/7,338,856.20
  6. Step 6: Final answer
    x = 3,820,544.79

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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.