Home / 49,055,357.92-67,697,927.40-28,151,214.88

Finding the Fourth Proportional to 49,055,357.92, 67,697,927.40 and 28,151,214.88

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Solution

The fourth proportional to 49,055,357.92, 67,697,927.40 and 28,151,214.88 is: 38,849,556.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,055,357.92 : 67,697,927.40 = 28,151,214.88 : x
  2. Step 2: Convert to fraction form
    49,055,357.92/67,697,927.40 = 28,151,214.88/x
  3. Step 3: Cross multiply
    49,055,357.92x = 67,697,927.40 × 28,151,214.88
  4. Step 4: Simplify right side
    49,055,357.92x = 1,905,778,901,168,039.75
  5. Step 5: Solve for x
    x = 1,905,778,901,168,039.75/49,055,357.92
  6. Step 6: Final answer
    x = 38,849,556.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.