Home / 18,403,832.51-25,395,795.48-10,669,373.05

Finding the Fourth Proportional to 18,403,832.51, 25,395,795.48 and 10,669,373.05

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Solution

The fourth proportional to 18,403,832.51, 25,395,795.48 and 10,669,373.05 is: 14,722,869.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,403,832.51 : 25,395,795.48 = 10,669,373.05 : x
  2. Step 2: Convert to fraction form
    18,403,832.51/25,395,795.48 = 10,669,373.05/x
  3. Step 3: Cross multiply
    18,403,832.51x = 25,395,795.48 × 10,669,373.05
  4. Step 4: Simplify right side
    18,403,832.51x = 270,957,215,824,276.97
  5. Step 5: Solve for x
    x = 270,957,215,824,276.97/18,403,832.51
  6. Step 6: Final answer
    x = 14,722,869.04

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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.