Home / 18,591,501.72-25,654,636.53-10,331,039.10

Finding the Fourth Proportional to 18,591,501.72, 25,654,636.53 and 10,331,039.10

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Solution

The fourth proportional to 18,591,501.72, 25,654,636.53 and 10,331,039.10 is: 14,255,924.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,591,501.72 : 25,654,636.53 = 10,331,039.10 : x
  2. Step 2: Convert to fraction form
    18,591,501.72/25,654,636.53 = 10,331,039.10/x
  3. Step 3: Cross multiply
    18,591,501.72x = 25,654,636.53 × 10,331,039.10
  4. Step 4: Simplify right side
    18,591,501.72x = 265,039,053,087,718.31
  5. Step 5: Solve for x
    x = 265,039,053,087,718.31/18,591,501.72
  6. Step 6: Final answer
    x = 14,255,924.94

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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.