Home / 28,855,562.10-39,822,954.39-16,462,809.42

Finding the Fourth Proportional to 28,855,562.10, 39,822,954.39 and 16,462,809.42

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Solution

The fourth proportional to 28,855,562.10, 39,822,954.39 and 16,462,809.42 is: 22,719,977.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,855,562.10 : 39,822,954.39 = 16,462,809.42 : x
  2. Step 2: Convert to fraction form
    28,855,562.10/39,822,954.39 = 16,462,809.42/x
  3. Step 3: Cross multiply
    28,855,562.10x = 39,822,954.39 × 16,462,809.42
  4. Step 4: Simplify right side
    28,855,562.10x = 655,597,708,663,922.38
  5. Step 5: Solve for x
    x = 655,597,708,663,922.38/28,855,562.10
  6. Step 6: Final answer
    x = 22,719,977.05

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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.