Home / 6,381,666-9,572,582.38-2,121,834.23

Finding the Fourth Proportional to 6,381,666, 9,572,582.38 and 2,121,834.23

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Solution

The fourth proportional to 6,381,666, 9,572,582.38 and 2,121,834.23 is: 3,182,779.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381,666 : 9,572,582.38 = 2,121,834.23 : x
  2. Step 2: Convert to fraction form
    6,381,666/9,572,582.38 = 2,121,834.23/x
  3. Step 3: Cross multiply
    6,381,666x = 9,572,582.38 × 2,121,834.23
  4. Step 4: Simplify right side
    6,381,666x = 20,311,433,003,932.77
  5. Step 5: Solve for x
    x = 20,311,433,003,932.77/6,381,666
  6. Step 6: Final answer
    x = 3,182,779.07

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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.