Home / 71,670,914-107,506,764.66-17,818,226

Finding the Fourth Proportional to 71,670,914, 107,506,764.66 and 17,818,226

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Solution

The fourth proportional to 71,670,914, 107,506,764.66 and 17,818,226 is: 26,727,436.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,670,914 : 107,506,764.66 = 17,818,226 : x
  2. Step 2: Convert to fraction form
    71,670,914/107,506,764.66 = 17,818,226/x
  3. Step 3: Cross multiply
    71,670,914x = 107,506,764.66 × 17,818,226
  4. Step 4: Simplify right side
    71,670,914x = 1,915,579,829,240,693
  5. Step 5: Solve for x
    x = 1,915,579,829,240,693/71,670,914
  6. Step 6: Final answer
    x = 26,727,436.87

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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.