Home / 12,857,254.31-17,713,889.90-12,244,342.89

Finding the Fourth Proportional to 12,857,254.31, 17,713,889.90 and 12,244,342.89

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Solution

The fourth proportional to 12,857,254.31, 17,713,889.90 and 12,244,342.89 is: 16,869,460.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,857,254.31 : 17,713,889.90 = 12,244,342.89 : x
  2. Step 2: Convert to fraction form
    12,857,254.31/17,713,889.90 = 12,244,342.89/x
  3. Step 3: Cross multiply
    12,857,254.31x = 17,713,889.90 × 12,244,342.89
  4. Step 4: Simplify right side
    12,857,254.31x = 216,894,941,827,694.56
  5. Step 5: Solve for x
    x = 216,894,941,827,694.56/12,857,254.31
  6. Step 6: Final answer
    x = 16,869,460.35

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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.