Home / 15,211,926.04-20,992,476.12-8,242,598.56

Finding the Fourth Proportional to 15,211,926.04, 20,992,476.12 and 8,242,598.56

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Solution

The fourth proportional to 15,211,926.04, 20,992,476.12 and 8,242,598.56 is: 11,374,795.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,211,926.04 : 20,992,476.12 = 8,242,598.56 : x
  2. Step 2: Convert to fraction form
    15,211,926.04/20,992,476.12 = 8,242,598.56/x
  3. Step 3: Cross multiply
    15,211,926.04x = 20,992,476.12 × 8,242,598.56
  4. Step 4: Simplify right side
    15,211,926.04x = 173,032,553,437,546.38
  5. Step 5: Solve for x
    x = 173,032,553,437,546.38/15,211,926.04
  6. Step 6: Final answer
    x = 11,374,795.87

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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.