Home / 28,416,092.20-42,624,138.30-25,131,509.80

Finding the Fourth Proportional to 28,416,092.20, 42,624,138.30 and 25,131,509.80

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Solution

The fourth proportional to 28,416,092.20, 42,624,138.30 and 25,131,509.80 is: 37,697,264.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,416,092.20 : 42,624,138.30 = 25,131,509.80 : x
  2. Step 2: Convert to fraction form
    28,416,092.20/42,624,138.30 = 25,131,509.80/x
  3. Step 3: Cross multiply
    28,416,092.20x = 42,624,138.30 × 25,131,509.80
  4. Step 4: Simplify right side
    28,416,092.20x = 1,071,208,949,403,005.25
  5. Step 5: Solve for x
    x = 1,071,208,949,403,005.25/28,416,092.20
  6. Step 6: Final answer
    x = 37,697,264.70

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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.