Home / 28,135,350.40-42,203,025.60-26,247,913.60

Finding the Fourth Proportional to 28,135,350.40, 42,203,025.60 and 26,247,913.60

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Solution

The fourth proportional to 28,135,350.40, 42,203,025.60 and 26,247,913.60 is: 39,371,870.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,135,350.40 : 42,203,025.60 = 26,247,913.60 : x
  2. Step 2: Convert to fraction form
    28,135,350.40/42,203,025.60 = 26,247,913.60/x
  3. Step 3: Cross multiply
    28,135,350.40x = 42,203,025.60 × 26,247,913.60
  4. Step 4: Simplify right side
    28,135,350.40x = 1,107,741,369,607,388.25
  5. Step 5: Solve for x
    x = 1,107,741,369,607,388.25/28,135,350.40
  6. Step 6: Final answer
    x = 39,371,870.40

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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.