Home / 49,581,504.20-74,372,256.30-30,181,939.40

Finding the Fourth Proportional to 49,581,504.20, 74,372,256.30 and 30,181,939.40

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Solution

The fourth proportional to 49,581,504.20, 74,372,256.30 and 30,181,939.40 is: 45,272,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,581,504.20 : 74,372,256.30 = 30,181,939.40 : x
  2. Step 2: Convert to fraction form
    49,581,504.20/74,372,256.30 = 30,181,939.40/x
  3. Step 3: Cross multiply
    49,581,504.20x = 74,372,256.30 × 30,181,939.40
  4. Step 4: Simplify right side
    49,581,504.20x = 2,244,698,932,687,868
  5. Step 5: Solve for x
    x = 2,244,698,932,687,868/49,581,504.20
  6. Step 6: Final answer
    x = 45,272,909.10

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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.