Home / 49,192,015.04-67,879,825.44-28,561,431.68

Finding the Fourth Proportional to 49,192,015.04, 67,879,825.44 and 28,561,431.68

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Solution

The fourth proportional to 49,192,015.04, 67,879,825.44 and 28,561,431.68 is: 39,411,782.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,192,015.04 : 67,879,825.44 = 28,561,431.68 : x
  2. Step 2: Convert to fraction form
    49,192,015.04/67,879,825.44 = 28,561,431.68/x
  3. Step 3: Cross multiply
    49,192,015.04x = 67,879,825.44 × 28,561,431.68
  4. Step 4: Simplify right side
    49,192,015.04x = 1,938,744,996,754,885.75
  5. Step 5: Solve for x
    x = 1,938,744,996,754,885.75/49,192,015.04
  6. Step 6: Final answer
    x = 39,411,782.48

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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.