Home / 10,426,741.74-15,640,081.29-2,645,640.96

Finding the Fourth Proportional to 10,426,741.74, 15,640,081.29 and 2,645,640.96

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Solution

The fourth proportional to 10,426,741.74, 15,640,081.29 and 2,645,640.96 is: 3,968,453.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,426,741.74 : 15,640,081.29 = 2,645,640.96 : x
  2. Step 2: Convert to fraction form
    10,426,741.74/15,640,081.29 = 2,645,640.96/x
  3. Step 3: Cross multiply
    10,426,741.74x = 15,640,081.29 × 2,645,640.96
  4. Step 4: Simplify right side
    10,426,741.74x = 41,378,039,678,553.63
  5. Step 5: Solve for x
    x = 41,378,039,678,553.63/10,426,741.74
  6. Step 6: Final answer
    x = 3,968,453.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.