Home / 8,240,825.40-12,366,486.90-4,829,105.40

Finding the Fourth Proportional to 8,240,825.40, 12,366,486.90 and 4,829,105.40

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Solution

The fourth proportional to 8,240,825.40, 12,366,486.90 and 4,829,105.40 is: 7,246,733.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240,825.40 : 12,366,486.90 = 4,829,105.40 : x
  2. Step 2: Convert to fraction form
    8,240,825.40/12,366,486.90 = 4,829,105.40/x
  3. Step 3: Cross multiply
    8,240,825.40x = 12,366,486.90 × 4,829,105.40
  4. Step 4: Simplify right side
    8,240,825.40x = 59,719,068,667,819.27
  5. Step 5: Solve for x
    x = 59,719,068,667,819.27/8,240,825.40
  6. Step 6: Final answer
    x = 7,246,733.89

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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.