Home / 25,441,800.96-35,118,800.64-15,128,490.24

Finding the Fourth Proportional to 25,441,800.96, 35,118,800.64 and 15,128,490.24

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Solution

The fourth proportional to 25,441,800.96, 35,118,800.64 and 15,128,490.24 is: 20,882,736.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,441,800.96 : 35,118,800.64 = 15,128,490.24 : x
  2. Step 2: Convert to fraction form
    25,441,800.96/35,118,800.64 = 15,128,490.24/x
  3. Step 3: Cross multiply
    25,441,800.96x = 35,118,800.64 × 15,128,490.24
  4. Step 4: Simplify right side
    25,441,800.96x = 531,294,432,722,745.75
  5. Step 5: Solve for x
    x = 531,294,432,722,745.75/25,441,800.96
  6. Step 6: Final answer
    x = 20,882,736.78

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1.5x scale

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.