Home / 60,702,961.60-91,054,442.40-54,325,669.60

Finding the Fourth Proportional to 60,702,961.60, 91,054,442.40 and 54,325,669.60

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Solution

The fourth proportional to 60,702,961.60, 91,054,442.40 and 54,325,669.60 is: 81,488,504.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,702,961.60 : 91,054,442.40 = 54,325,669.60 : x
  2. Step 2: Convert to fraction form
    60,702,961.60/91,054,442.40 = 54,325,669.60/x
  3. Step 3: Cross multiply
    60,702,961.60x = 91,054,442.40 × 54,325,669.60
  4. Step 4: Simplify right side
    60,702,961.60x = 4,946,593,553,434,631
  5. Step 5: Solve for x
    x = 4,946,593,553,434,631/60,702,961.60
  6. Step 6: Final answer
    x = 81,488,504.40

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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.