Home / 11,387,711.04-17,085,502.56-7,122,797.76

Finding the Fourth Proportional to 11,387,711.04, 17,085,502.56 and 7,122,797.76

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Solution

The fourth proportional to 11,387,711.04, 17,085,502.56 and 7,122,797.76 is: 10,686,658.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,387,711.04 : 17,085,502.56 = 7,122,797.76 : x
  2. Step 2: Convert to fraction form
    11,387,711.04/17,085,502.56 = 7,122,797.76/x
  3. Step 3: Cross multiply
    11,387,711.04x = 17,085,502.56 × 7,122,797.76
  4. Step 4: Simplify right side
    11,387,711.04x = 121,696,579,362,842.25
  5. Step 5: Solve for x
    x = 121,696,579,362,842.25/11,387,711.04
  6. Step 6: Final answer
    x = 10,686,658.53

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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.