Home / 26,256,478.57-36,200,256.28-21,529,458.49

Finding the Fourth Proportional to 26,256,478.57, 36,200,256.28 and 21,529,458.49

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Solution

The fourth proportional to 26,256,478.57, 36,200,256.28 and 21,529,458.49 is: 29,683,032.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,256,478.57 : 36,200,256.28 = 21,529,458.49 : x
  2. Step 2: Convert to fraction form
    26,256,478.57/36,200,256.28 = 21,529,458.49/x
  3. Step 3: Cross multiply
    26,256,478.57x = 36,200,256.28 × 21,529,458.49
  4. Step 4: Simplify right side
    26,256,478.57x = 779,371,914,907,621.75
  5. Step 5: Solve for x
    x = 779,371,914,907,621.75/26,256,478.57
  6. Step 6: Final answer
    x = 29,683,032.81

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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.