Home / 6,859,345.28-9,465,214.30-3,959,670.29

Finding the Fourth Proportional to 6,859,345.28, 9,465,214.30 and 3,959,670.29

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Solution

The fourth proportional to 6,859,345.28, 9,465,214.30 and 3,959,670.29 is: 5,463,951.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,859,345.28 : 9,465,214.30 = 3,959,670.29 : x
  2. Step 2: Convert to fraction form
    6,859,345.28/9,465,214.30 = 3,959,670.29/x
  3. Step 3: Cross multiply
    6,859,345.28x = 9,465,214.30 × 3,959,670.29
  4. Step 4: Simplify right side
    6,859,345.28x = 37,479,127,794,967.90
  5. Step 5: Solve for x
    x = 37,479,127,794,967.90/6,859,345.28
  6. Step 6: Final answer
    x = 5,463,951.19

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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.