Home / 6,800,646.34-9,384,178.47-3,859,526.83

Finding the Fourth Proportional to 6,800,646.34, 9,384,178.47 and 3,859,526.83

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Solution

The fourth proportional to 6,800,646.34, 9,384,178.47 and 3,859,526.83 is: 5,325,742.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,800,646.34 : 9,384,178.47 = 3,859,526.83 : x
  2. Step 2: Convert to fraction form
    6,800,646.34/9,384,178.47 = 3,859,526.83/x
  3. Step 3: Cross multiply
    6,800,646.34x = 9,384,178.47 × 3,859,526.83
  4. Step 4: Simplify right side
    6,800,646.34x = 36,218,488,582,473.35
  5. Step 5: Solve for x
    x = 36,218,488,582,473.35/6,800,646.34
  6. Step 6: Final answer
    x = 5,325,742.11

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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.