Home / 28,524,698.46-39,363,794.51-15,471,676.98

Finding the Fourth Proportional to 28,524,698.46, 39,363,794.51 and 15,471,676.98

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Solution

The fourth proportional to 28,524,698.46, 39,363,794.51 and 15,471,676.98 is: 21,350,757.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,524,698.46 : 39,363,794.51 = 15,471,676.98 : x
  2. Step 2: Convert to fraction form
    28,524,698.46/39,363,794.51 = 15,471,676.98/x
  3. Step 3: Cross multiply
    28,524,698.46x = 39,363,794.51 × 15,471,676.98
  4. Step 4: Simplify right side
    28,524,698.46x = 609,023,913,288,459
  5. Step 5: Solve for x
    x = 609,023,913,288,459/28,524,698.46
  6. Step 6: Final answer
    x = 21,350,757.28

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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.