Home / 18,621,093.72-25,693,258.10-10,884,639.54

Finding the Fourth Proportional to 18,621,093.72, 25,693,258.10 and 10,884,639.54

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Solution

The fourth proportional to 18,621,093.72, 25,693,258.10 and 10,884,639.54 is: 15,018,551.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,621,093.72 : 25,693,258.10 = 10,884,639.54 : x
  2. Step 2: Convert to fraction form
    18,621,093.72/25,693,258.10 = 10,884,639.54/x
  3. Step 3: Cross multiply
    18,621,093.72x = 25,693,258.10 × 10,884,639.54
  4. Step 4: Simplify right side
    18,621,093.72x = 279,661,853,026,685.28
  5. Step 5: Solve for x
    x = 279,661,853,026,685.28/18,621,093.72
  6. Step 6: Final answer
    x = 15,018,551.39

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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.