Home / 28,436,704.47-39,243,764.79-16,674,338.07

Finding the Fourth Proportional to 28,436,704.47, 39,243,764.79 and 16,674,338.07

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Solution

The fourth proportional to 28,436,704.47, 39,243,764.79 and 16,674,338.07 is: 23,011,238.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,436,704.47 : 39,243,764.79 = 16,674,338.07 : x
  2. Step 2: Convert to fraction form
    28,436,704.47/39,243,764.79 = 16,674,338.07/x
  3. Step 3: Cross multiply
    28,436,704.47x = 39,243,764.79 × 16,674,338.07
  4. Step 4: Simplify right side
    28,436,704.47x = 654,363,801,248,022.50
  5. Step 5: Solve for x
    x = 654,363,801,248,022.50/28,436,704.47
  6. Step 6: Final answer
    x = 23,011,238.94

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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.