Home / 49,779,272.80-74,656,467.60-19,067,183.20

Finding the Fourth Proportional to 49,779,272.80, 74,656,467.60 and 19,067,183.20

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Solution

The fourth proportional to 49,779,272.80, 74,656,467.60 and 19,067,183.20 is: 28,596,009.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,779,272.80 : 74,656,467.60 = 19,067,183.20 : x
  2. Step 2: Convert to fraction form
    49,779,272.80/74,656,467.60 = 19,067,183.20/x
  3. Step 3: Cross multiply
    49,779,272.80x = 74,656,467.60 × 19,067,183.20
  4. Step 4: Simplify right side
    49,779,272.80x = 1,423,488,544,794,064.25
  5. Step 5: Solve for x
    x = 1,423,488,544,794,064.25/49,779,272.80
  6. Step 6: Final answer
    x = 28,596,009.24

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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.