Home / 8,751,217.70-13,126,826.55-7,571,569.70

Finding the Fourth Proportional to 8,751,217.70, 13,126,826.55 and 7,571,569.70

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Solution

The fourth proportional to 8,751,217.70, 13,126,826.55 and 7,571,569.70 is: 11,357,354.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,751,217.70 : 13,126,826.55 = 7,571,569.70 : x
  2. Step 2: Convert to fraction form
    8,751,217.70/13,126,826.55 = 7,571,569.70/x
  3. Step 3: Cross multiply
    8,751,217.70x = 13,126,826.55 × 7,571,569.70
  4. Step 4: Simplify right side
    8,751,217.70x = 99,390,682,163,135.55
  5. Step 5: Solve for x
    x = 99,390,682,163,135.55/8,751,217.70
  6. Step 6: Final answer
    x = 11,357,354.55

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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.