Home / 22,143,903.60-33,215,855.40-19,114,689.90

Finding the Fourth Proportional to 22,143,903.60, 33,215,855.40 and 19,114,689.90

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Solution

The fourth proportional to 22,143,903.60, 33,215,855.40 and 19,114,689.90 is: 28,672,034.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,903.60 : 33,215,855.40 = 19,114,689.90 : x
  2. Step 2: Convert to fraction form
    22,143,903.60/33,215,855.40 = 19,114,689.90/x
  3. Step 3: Cross multiply
    22,143,903.60x = 33,215,855.40 × 19,114,689.90
  4. Step 4: Simplify right side
    22,143,903.60x = 634,910,775,734,240.38
  5. Step 5: Solve for x
    x = 634,910,775,734,240.38/22,143,903.60
  6. Step 6: Final answer
    x = 28,672,034.85

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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.