Home / 53,295,945.40-79,981,242.90-34,173,206.20

Finding the Fourth Proportional to 53,295,945.40, 79,981,242.90 and 34,173,206.20

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Solution

The fourth proportional to 53,295,945.40, 79,981,242.90 and 34,173,206.20 is: 51,283,741.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,295,945.40 : 79,981,242.90 = 34,173,206.20 : x
  2. Step 2: Convert to fraction form
    53,295,945.40/79,981,242.90 = 34,173,206.20/x
  3. Step 3: Cross multiply
    53,295,945.40x = 79,981,242.90 × 34,173,206.20
  4. Step 4: Simplify right side
    53,295,945.40x = 2,733,215,505,753,986.50
  5. Step 5: Solve for x
    x = 2,733,215,505,753,986.50/53,295,945.40
  6. Step 6: Final answer
    x = 51,283,741.85

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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.