Home / 10,628,442.80-15,942,664.20-10,040,577.20

Finding the Fourth Proportional to 10,628,442.80, 15,942,664.20 and 10,040,577.20

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Solution

The fourth proportional to 10,628,442.80, 15,942,664.20 and 10,040,577.20 is: 15,060,865.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,628,442.80 : 15,942,664.20 = 10,040,577.20 : x
  2. Step 2: Convert to fraction form
    10,628,442.80/15,942,664.20 = 10,040,577.20/x
  3. Step 3: Cross multiply
    10,628,442.80x = 15,942,664.20 × 10,040,577.20
  4. Step 4: Simplify right side
    10,628,442.80x = 160,073,550,673,776.22
  5. Step 5: Solve for x
    x = 160,073,550,673,776.22/10,628,442.80
  6. Step 6: Final answer
    x = 15,060,865.80

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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.