Home / 15,238,556.28-22,860,065.16-7,152,353.28

Finding the Fourth Proportional to 15,238,556.28, 22,860,065.16 and 7,152,353.28

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Solution

The fourth proportional to 15,238,556.28, 22,860,065.16 and 7,152,353.28 is: 10,729,576.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,238,556.28 : 22,860,065.16 = 7,152,353.28 : x
  2. Step 2: Convert to fraction form
    15,238,556.28/22,860,065.16 = 7,152,353.28/x
  3. Step 3: Cross multiply
    15,238,556.28x = 22,860,065.16 × 7,152,353.28
  4. Step 4: Simplify right side
    15,238,556.28x = 163,503,262,028,139.72
  5. Step 5: Solve for x
    x = 163,503,262,028,139.72/15,238,556.28
  6. Step 6: Final answer
    x = 10,729,576.94

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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.