Home / 18,638,084.07-25,720,310.76-10,265,293.05

Finding the Fourth Proportional to 18,638,084.07, 25,720,310.76 and 10,265,293.05

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Solution

The fourth proportional to 18,638,084.07, 25,720,310.76 and 10,265,293.05 is: 14,165,969.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,638,084.07 : 25,720,310.76 = 10,265,293.05 : x
  2. Step 2: Convert to fraction form
    18,638,084.07/25,720,310.76 = 10,265,293.05/x
  3. Step 3: Cross multiply
    18,638,084.07x = 25,720,310.76 × 10,265,293.05
  4. Step 4: Simplify right side
    18,638,084.07x = 264,026,527,288,468.25
  5. Step 5: Solve for x
    x = 264,026,527,288,468.25/18,638,084.07
  6. Step 6: Final answer
    x = 14,165,969.33

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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.