Home / 13,393,278.75-18,486,072.75-8,233,650.93

Finding the Fourth Proportional to 13,393,278.75, 18,486,072.75 and 8,233,650.93

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Solution

The fourth proportional to 13,393,278.75, 18,486,072.75 and 8,233,650.93 is: 11,364,496.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,393,278.75 : 18,486,072.75 = 8,233,650.93 : x
  2. Step 2: Convert to fraction form
    13,393,278.75/18,486,072.75 = 8,233,650.93/x
  3. Step 3: Cross multiply
    13,393,278.75x = 18,486,072.75 × 8,233,650.93
  4. Step 4: Simplify right side
    13,393,278.75x = 152,207,870,090,085.16
  5. Step 5: Solve for x
    x = 152,207,870,090,085.16/13,393,278.75
  6. Step 6: Final answer
    x = 11,364,496.55

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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.