Home / 54,518,328.60-81,777,492.90-36,378,475.80

Finding the Fourth Proportional to 54,518,328.60, 81,777,492.90 and 36,378,475.80

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Solution

The fourth proportional to 54,518,328.60, 81,777,492.90 and 36,378,475.80 is: 54,567,713.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,518,328.60 : 81,777,492.90 = 36,378,475.80 : x
  2. Step 2: Convert to fraction form
    54,518,328.60/81,777,492.90 = 36,378,475.80/x
  3. Step 3: Cross multiply
    54,518,328.60x = 81,777,492.90 × 36,378,475.80
  4. Step 4: Simplify right side
    54,518,328.60x = 2,974,940,546,447,322
  5. Step 5: Solve for x
    x = 2,974,940,546,447,322/54,518,328.60
  6. Step 6: Final answer
    x = 54,567,713.70

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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.