Home / 49,777,828.80-74,654,301.60-19,065,739.20

Finding the Fourth Proportional to 49,777,828.80, 74,654,301.60 and 19,065,739.20

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Solution

The fourth proportional to 49,777,828.80, 74,654,301.60 and 19,065,739.20 is: 28,593,843.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,777,828.80 : 74,654,301.60 = 19,065,739.20 : x
  2. Step 2: Convert to fraction form
    49,777,828.80/74,654,301.60 = 19,065,739.20/x
  3. Step 3: Cross multiply
    49,777,828.80x = 74,654,301.60 × 19,065,739.20
  4. Step 4: Simplify right side
    49,777,828.80x = 1,423,339,444,463,742.50
  5. Step 5: Solve for x
    x = 1,423,339,444,463,742.50/49,777,828.80
  6. Step 6: Final answer
    x = 28,593,843.46

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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.