Home / 14,656,500-20,228,395.65-8,132,231.34

Finding the Fourth Proportional to 14,656,500, 20,228,395.65 and 8,132,231.34

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Solution

The fourth proportional to 14,656,500, 20,228,395.65 and 8,132,231.34 is: 11,223,825.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656,500 : 20,228,395.65 = 8,132,231.34 : x
  2. Step 2: Convert to fraction form
    14,656,500/20,228,395.65 = 8,132,231.34/x
  3. Step 3: Cross multiply
    14,656,500x = 20,228,395.65 × 8,132,231.34
  4. Step 4: Simplify right side
    14,656,500x = 164,501,993,062,849.66
  5. Step 5: Solve for x
    x = 164,501,993,062,849.66/14,656,500
  6. Step 6: Final answer
    x = 11,223,825.13

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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.