Home / 49,756,764.30-74,668,324.05-28,191,324.30

Finding the Fourth Proportional to 49,756,764.30, 74,668,324.05 and 28,191,324.30

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Solution

The fourth proportional to 49,756,764.30, 74,668,324.05 and 28,191,324.30 is: 42,305,784.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,756,764.30 : 74,668,324.05 = 28,191,324.30 : x
  2. Step 2: Convert to fraction form
    49,756,764.30/74,668,324.05 = 28,191,324.30/x
  3. Step 3: Cross multiply
    49,756,764.30x = 74,668,324.05 × 28,191,324.30
  4. Step 4: Simplify right side
    49,756,764.30x = 2,104,998,938,231,039.50
  5. Step 5: Solve for x
    x = 2,104,998,938,231,039.50/49,756,764.30
  6. Step 6: Final answer
    x = 42,305,784.31

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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.