Home / 54,648,028.80-81,972,043.20-14,258,512.80

Finding the Fourth Proportional to 54,648,028.80, 81,972,043.20 and 14,258,512.80

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Solution

The fourth proportional to 54,648,028.80, 81,972,043.20 and 14,258,512.80 is: 21,387,769.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,648,028.80 : 81,972,043.20 = 14,258,512.80 : x
  2. Step 2: Convert to fraction form
    54,648,028.80/81,972,043.20 = 14,258,512.80/x
  3. Step 3: Cross multiply
    54,648,028.80x = 81,972,043.20 × 14,258,512.80
  4. Step 4: Simplify right side
    54,648,028.80x = 1,168,799,427,209,353
  5. Step 5: Solve for x
    x = 1,168,799,427,209,353/54,648,028.80
  6. Step 6: Final answer
    x = 21,387,769.20

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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.