Home / 28,524,699.21-39,363,795.54-15,471,677.73

Finding the Fourth Proportional to 28,524,699.21, 39,363,795.54 and 15,471,677.73

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Solution

The fourth proportional to 28,524,699.21, 39,363,795.54 and 15,471,677.73 is: 21,350,758.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,524,699.21 : 39,363,795.54 = 15,471,677.73 : x
  2. Step 2: Convert to fraction form
    28,524,699.21/39,363,795.54 = 15,471,677.73/x
  3. Step 3: Cross multiply
    28,524,699.21x = 39,363,795.54 × 15,471,677.73
  4. Step 4: Simplify right side
    28,524,699.21x = 609,023,958,824,491.38
  5. Step 5: Solve for x
    x = 609,023,958,824,491.38/28,524,699.21
  6. Step 6: Final answer
    x = 21,350,758.31

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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.