Home / 50,843,149-70,162,066.92-28,818,675.16

Finding the Fourth Proportional to 50,843,149, 70,162,066.92 and 28,818,675.16

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Solution

The fourth proportional to 50,843,149, 70,162,066.92 and 28,818,675.16 is: 39,768,933.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,843,149 : 70,162,066.92 = 28,818,675.16 : x
  2. Step 2: Convert to fraction form
    50,843,149/70,162,066.92 = 28,818,675.16/x
  3. Step 3: Cross multiply
    50,843,149x = 70,162,066.92 × 28,818,675.16
  4. Step 4: Simplify right side
    50,843,149x = 2,021,977,815,121,661.75
  5. Step 5: Solve for x
    x = 2,021,977,815,121,661.75/50,843,149
  6. Step 6: Final answer
    x = 39,768,933.57

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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.