Home / 26,346,144.32-36,340,808.32-21,131,664.48

Finding the Fourth Proportional to 26,346,144.32, 36,340,808.32 and 21,131,664.48

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Solution

The fourth proportional to 26,346,144.32, 36,340,808.32 and 21,131,664.48 is: 29,148,165.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,346,144.32 : 36,340,808.32 = 21,131,664.48 : x
  2. Step 2: Convert to fraction form
    26,346,144.32/36,340,808.32 = 21,131,664.48/x
  3. Step 3: Cross multiply
    26,346,144.32x = 36,340,808.32 × 21,131,664.48
  4. Step 4: Simplify right side
    26,346,144.32x = 767,941,768,350,232.50
  5. Step 5: Solve for x
    x = 767,941,768,350,232.50/26,346,144.32
  6. Step 6: Final answer
    x = 29,148,165.25

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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.