Home / 12,658,377.49-17,468,614.46-6,857,159.23

Finding the Fourth Proportional to 12,658,377.49, 17,468,614.46 and 6,857,159.23

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Solution

The fourth proportional to 12,658,377.49, 17,468,614.46 and 6,857,159.23 is: 9,462,908.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,658,377.49 : 17,468,614.46 = 6,857,159.23 : x
  2. Step 2: Convert to fraction form
    12,658,377.49/17,468,614.46 = 6,857,159.23/x
  3. Step 3: Cross multiply
    12,658,377.49x = 17,468,614.46 × 6,857,159.23
  4. Step 4: Simplify right side
    12,658,377.49x = 119,785,070,918,679.12
  5. Step 5: Solve for x
    x = 119,785,070,918,679.12/12,658,377.49
  6. Step 6: Final answer
    x = 9,462,908.73

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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.