Home / 54,518,328.10-81,777,492.15-36,378,475.30

Finding the Fourth Proportional to 54,518,328.10, 81,777,492.15 and 36,378,475.30

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Solution

The fourth proportional to 54,518,328.10, 81,777,492.15 and 36,378,475.30 is: 54,567,712.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,518,328.10 : 81,777,492.15 = 36,378,475.30 : x
  2. Step 2: Convert to fraction form
    54,518,328.10/81,777,492.15 = 36,378,475.30/x
  3. Step 3: Cross multiply
    54,518,328.10x = 81,777,492.15 × 36,378,475.30
  4. Step 4: Simplify right side
    54,518,328.10x = 2,974,940,478,274,719
  5. Step 5: Solve for x
    x = 2,974,940,478,274,719/54,518,328.10
  6. Step 6: Final answer
    x = 54,567,712.95

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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.