Home / 12,857,029.14-17,737,649.24-7,347,448.14

Finding the Fourth Proportional to 12,857,029.14, 17,737,649.24 and 7,347,448.14

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Solution

The fourth proportional to 12,857,029.14, 17,737,649.24 and 7,347,448.14 is: 10,136,591.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,857,029.14 : 17,737,649.24 = 7,347,448.14 : x
  2. Step 2: Convert to fraction form
    12,857,029.14/17,737,649.24 = 7,347,448.14/x
  3. Step 3: Cross multiply
    12,857,029.14x = 17,737,649.24 × 7,347,448.14
  4. Step 4: Simplify right side
    12,857,029.14x = 130,326,457,916,410.39
  5. Step 5: Solve for x
    x = 130,326,457,916,410.39/12,857,029.14
  6. Step 6: Final answer
    x = 10,136,591.94

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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.