Home / 49,538,451.06-74,278,239.48-18,835,278.30

Finding the Fourth Proportional to 49,538,451.06, 74,278,239.48 and 18,835,278.30

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Solution

The fourth proportional to 49,538,451.06, 74,278,239.48 and 18,835,278.30 is: 28,241,725.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,538,451.06 : 74,278,239.48 = 18,835,278.30 : x
  2. Step 2: Convert to fraction form
    49,538,451.06/74,278,239.48 = 18,835,278.30/x
  3. Step 3: Cross multiply
    49,538,451.06x = 74,278,239.48 × 18,835,278.30
  4. Step 4: Simplify right side
    49,538,451.06x = 1,399,051,312,239,847.50
  5. Step 5: Solve for x
    x = 1,399,051,312,239,847.50/49,538,451.06
  6. Step 6: Final answer
    x = 28,241,725.01

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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.