Home / 28,232,657.20-42,380,478.60-26,382,455.20

Finding the Fourth Proportional to 28,232,657.20, 42,380,478.60 and 26,382,455.20

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Solution

The fourth proportional to 28,232,657.20, 42,380,478.60 and 26,382,455.20 is: 39,603,111.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,232,657.20 : 42,380,478.60 = 26,382,455.20 : x
  2. Step 2: Convert to fraction form
    28,232,657.20/42,380,478.60 = 26,382,455.20/x
  3. Step 3: Cross multiply
    28,232,657.20x = 42,380,478.60 × 26,382,455.20
  4. Step 4: Simplify right side
    28,232,657.20x = 1,118,101,078,019,058.75
  5. Step 5: Solve for x
    x = 1,118,101,078,019,058.75/28,232,657.20
  6. Step 6: Final answer
    x = 39,603,111.75

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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.