Home / 26,821,335.40-40,232,003.10-19,319,050.60

Finding the Fourth Proportional to 26,821,335.40, 40,232,003.10 and 19,319,050.60

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Solution

The fourth proportional to 26,821,335.40, 40,232,003.10 and 19,319,050.60 is: 28,978,575.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,821,335.40 : 40,232,003.10 = 19,319,050.60 : x
  2. Step 2: Convert to fraction form
    26,821,335.40/40,232,003.10 = 19,319,050.60/x
  3. Step 3: Cross multiply
    26,821,335.40x = 40,232,003.10 × 19,319,050.60
  4. Step 4: Simplify right side
    26,821,335.40x = 777,244,103,628,257
  5. Step 5: Solve for x
    x = 777,244,103,628,257/26,821,335.40
  6. Step 6: Final answer
    x = 28,978,575.90

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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.