Home / 6,889,643.31-10,335,958.51-2,097,207.34

Finding the Fourth Proportional to 6,889,643.31, 10,335,958.51 and 2,097,207.34

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Solution

The fourth proportional to 6,889,643.31, 10,335,958.51 and 2,097,207.34 is: 3,146,265.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,889,643.31 : 10,335,958.51 = 2,097,207.34 : x
  2. Step 2: Convert to fraction form
    6,889,643.31/10,335,958.51 = 2,097,207.34/x
  3. Step 3: Cross multiply
    6,889,643.31x = 10,335,958.51 × 2,097,207.34
  4. Step 4: Simplify right side
    6,889,643.31x = 21,676,648,053,107.46
  5. Step 5: Solve for x
    x = 21,676,648,053,107.46/6,889,643.31
  6. Step 6: Final answer
    x = 3,146,265.65

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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.