Home / 54,258,256.60-81,481,863.30-28,749,088.60

Finding the Fourth Proportional to 54,258,256.60, 81,481,863.30 and 28,749,088.60

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Solution

The fourth proportional to 54,258,256.60, 81,481,863.30 and 28,749,088.60 is: 43,173,692.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,258,256.60 : 81,481,863.30 = 28,749,088.60 : x
  2. Step 2: Convert to fraction form
    54,258,256.60/81,481,863.30 = 28,749,088.60/x
  3. Step 3: Cross multiply
    54,258,256.60x = 81,481,863.30 × 28,749,088.60
  4. Step 4: Simplify right side
    54,258,256.60x = 2,342,529,307,304,788.50
  5. Step 5: Solve for x
    x = 2,342,529,307,304,788.50/54,258,256.60
  6. Step 6: Final answer
    x = 43,173,692.89

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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.