Home / 25,723,609.40-35,497,277.34-15,270,072.56

Finding the Fourth Proportional to 25,723,609.40, 35,497,277.34 and 15,270,072.56

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Solution

The fourth proportional to 25,723,609.40, 35,497,277.34 and 15,270,072.56 is: 21,071,926.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,723,609.40 : 35,497,277.34 = 15,270,072.56 : x
  2. Step 2: Convert to fraction form
    25,723,609.40/35,497,277.34 = 15,270,072.56/x
  3. Step 3: Cross multiply
    25,723,609.40x = 35,497,277.34 × 15,270,072.56
  4. Step 4: Simplify right side
    25,723,609.40x = 542,046,000,664,243.88
  5. Step 5: Solve for x
    x = 542,046,000,664,243.88/25,723,609.40
  6. Step 6: Final answer
    x = 21,071,926.27

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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.