Home / 8,207,219.67-11,327,525.10-5,411,424.48

Finding the Fourth Proportional to 8,207,219.67, 11,327,525.10 and 5,411,424.48

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Solution

The fourth proportional to 8,207,219.67, 11,327,525.10 and 5,411,424.48 is: 7,468,795.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207,219.67 : 11,327,525.10 = 5,411,424.48 : x
  2. Step 2: Convert to fraction form
    8,207,219.67/11,327,525.10 = 5,411,424.48/x
  3. Step 3: Cross multiply
    8,207,219.67x = 11,327,525.10 × 5,411,424.48
  4. Step 4: Simplify right side
    8,207,219.67x = 61,298,046,623,954.45
  5. Step 5: Solve for x
    x = 61,298,046,623,954.45/8,207,219.67
  6. Step 6: Final answer
    x = 7,468,795.66

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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.