Home / 12,348,522.30-18,522,783.45-3,829,719.90

Finding the Fourth Proportional to 12,348,522.30, 18,522,783.45 and 3,829,719.90

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Solution

The fourth proportional to 12,348,522.30, 18,522,783.45 and 3,829,719.90 is: 5,744,579.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,348,522.30 : 18,522,783.45 = 3,829,719.90 : x
  2. Step 2: Convert to fraction form
    12,348,522.30/18,522,783.45 = 3,829,719.90/x
  3. Step 3: Cross multiply
    12,348,522.30x = 18,522,783.45 × 3,829,719.90
  4. Step 4: Simplify right side
    12,348,522.30x = 70,937,072,381,855.66
  5. Step 5: Solve for x
    x = 70,937,072,381,855.66/12,348,522.30
  6. Step 6: Final answer
    x = 5,744,579.85

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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.