Home / 12,896,212.72-17,796,772.94-7,094,869.91

Finding the Fourth Proportional to 12,896,212.72, 17,796,772.94 and 7,094,869.91

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Solution

The fourth proportional to 12,896,212.72, 17,796,772.94 and 7,094,869.91 is: 9,790,920.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,896,212.72 : 17,796,772.94 = 7,094,869.91 : x
  2. Step 2: Convert to fraction form
    12,896,212.72/17,796,772.94 = 7,094,869.91/x
  3. Step 3: Cross multiply
    12,896,212.72x = 17,796,772.94 × 7,094,869.91
  4. Step 4: Simplify right side
    12,896,212.72x = 126,265,788,827,108.25
  5. Step 5: Solve for x
    x = 126,265,788,827,108.25/12,896,212.72
  6. Step 6: Final answer
    x = 9,790,920.14

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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.