Home / 19,765,608.53-27,276,818.34-11,388,348.43

Finding the Fourth Proportional to 19,765,608.53, 27,276,818.34 and 11,388,348.43

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Solution

The fourth proportional to 19,765,608.53, 27,276,818.34 and 11,388,348.43 is: 15,716,081.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,765,608.53 : 27,276,818.34 = 11,388,348.43 : x
  2. Step 2: Convert to fraction form
    19,765,608.53/27,276,818.34 = 11,388,348.43/x
  3. Step 3: Cross multiply
    19,765,608.53x = 27,276,818.34 × 11,388,348.43
  4. Step 4: Simplify right side
    19,765,608.53x = 310,637,911,407,329.38
  5. Step 5: Solve for x
    x = 310,637,911,407,329.38/19,765,608.53
  6. Step 6: Final answer
    x = 15,716,081.34

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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.