Home / 13,864,084.64-20,798,018.56-5,775,168.57

Finding the Fourth Proportional to 13,864,084.64, 20,798,018.56 and 5,775,168.57

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Solution

The fourth proportional to 13,864,084.64, 20,798,018.56 and 5,775,168.57 is: 8,663,540.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,864,084.64 : 20,798,018.56 = 5,775,168.57 : x
  2. Step 2: Convert to fraction form
    13,864,084.64/20,798,018.56 = 5,775,168.57/x
  3. Step 3: Cross multiply
    13,864,084.64x = 20,798,018.56 × 5,775,168.57
  4. Step 4: Simplify right side
    13,864,084.64x = 120,112,063,105,988.66
  5. Step 5: Solve for x
    x = 120,112,063,105,988.66/13,864,084.64
  6. Step 6: Final answer
    x = 8,663,540.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.