Home / 12,827,180.56-17,703,270.62-7,864,744.52

Finding the Fourth Proportional to 12,827,180.56, 17,703,270.62 and 7,864,744.52

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Solution

The fourth proportional to 12,827,180.56, 17,703,270.62 and 7,864,744.52 is: 10,854,427.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,827,180.56 : 17,703,270.62 = 7,864,744.52 : x
  2. Step 2: Convert to fraction form
    12,827,180.56/17,703,270.62 = 7,864,744.52/x
  3. Step 3: Cross multiply
    12,827,180.56x = 17,703,270.62 × 7,864,744.52
  4. Step 4: Simplify right side
    12,827,180.56x = 139,231,700,594,722
  5. Step 5: Solve for x
    x = 139,231,700,594,722/12,827,180.56
  6. Step 6: Final answer
    x = 10,854,427.44

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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.