Home / 70,238,926.65-105,394,718.03-50,967,041.61

Finding the Fourth Proportional to 70,238,926.65, 105,394,718.03 and 50,967,041.61

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Solution

The fourth proportional to 70,238,926.65, 105,394,718.03 and 50,967,041.61 is: 76,476,922.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,238,926.65 : 105,394,718.03 = 50,967,041.61 : x
  2. Step 2: Convert to fraction form
    70,238,926.65/105,394,718.03 = 50,967,041.61/x
  3. Step 3: Cross multiply
    70,238,926.65x = 105,394,718.03 × 50,967,041.61
  4. Step 4: Simplify right side
    70,238,926.65x = 5,371,656,979,054,392
  5. Step 5: Solve for x
    x = 5,371,656,979,054,392/70,238,926.65
  6. Step 6: Final answer
    x = 76,476,922.92

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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.