Home / 25,348,029.60-38,040,706.80-10,212,823.20

Finding the Fourth Proportional to 25,348,029.60, 38,040,706.80 and 10,212,823.20

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Solution

The fourth proportional to 25,348,029.60, 38,040,706.80 and 10,212,823.20 is: 15,326,753.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,348,029.60 : 38,040,706.80 = 10,212,823.20 : x
  2. Step 2: Convert to fraction form
    25,348,029.60/38,040,706.80 = 10,212,823.20/x
  3. Step 3: Cross multiply
    25,348,029.60x = 38,040,706.80 × 10,212,823.20
  4. Step 4: Simplify right side
    25,348,029.60x = 388,503,012,951,437.69
  5. Step 5: Solve for x
    x = 388,503,012,951,437.69/25,348,029.60
  6. Step 6: Final answer
    x = 15,326,753.96

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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.