Home / 54,924,857.40-82,387,286.10-42,209,542.20

Finding the Fourth Proportional to 54,924,857.40, 82,387,286.10 and 42,209,542.20

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Solution

The fourth proportional to 54,924,857.40, 82,387,286.10 and 42,209,542.20 is: 63,314,313.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,924,857.40 : 82,387,286.10 = 42,209,542.20 : x
  2. Step 2: Convert to fraction form
    54,924,857.40/82,387,286.10 = 42,209,542.20/x
  3. Step 3: Cross multiply
    54,924,857.40x = 82,387,286.10 × 42,209,542.20
  4. Step 4: Simplify right side
    54,924,857.40x = 3,477,529,629,381,423.50
  5. Step 5: Solve for x
    x = 3,477,529,629,381,423.50/54,924,857.40
  6. Step 6: Final answer
    x = 63,314,313.30

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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.