Home / 20,219,822.70-30,329,734.05-6,572,942.70

Finding the Fourth Proportional to 20,219,822.70, 30,329,734.05 and 6,572,942.70

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Solution

The fourth proportional to 20,219,822.70, 30,329,734.05 and 6,572,942.70 is: 9,859,414.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,219,822.70 : 30,329,734.05 = 6,572,942.70 : x
  2. Step 2: Convert to fraction form
    20,219,822.70/30,329,734.05 = 6,572,942.70/x
  3. Step 3: Cross multiply
    20,219,822.70x = 30,329,734.05 × 6,572,942.70
  4. Step 4: Simplify right side
    20,219,822.70x = 199,355,604,016,888.94
  5. Step 5: Solve for x
    x = 199,355,604,016,888.94/20,219,822.70
  6. Step 6: Final answer
    x = 9,859,414.05

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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.