Home / 8,328,117.40-11,467,252.96-7,289,814.56

Finding the Fourth Proportional to 8,328,117.40, 11,467,252.96 and 7,289,814.56

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Solution

The fourth proportional to 8,328,117.40, 11,467,252.96 and 7,289,814.56 is: 10,037,580.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328,117.40 : 11,467,252.96 = 7,289,814.56 : x
  2. Step 2: Convert to fraction form
    8,328,117.40/11,467,252.96 = 7,289,814.56/x
  3. Step 3: Cross multiply
    8,328,117.40x = 11,467,252.96 × 7,289,814.56
  4. Step 4: Simplify right side
    8,328,117.40x = 83,594,147,591,011.09
  5. Step 5: Solve for x
    x = 83,594,147,591,011.09/8,328,117.40
  6. Step 6: Final answer
    x = 10,037,580.35

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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.