Home / 16,989,879.80-25,484,819.70-5,022,615.80

Finding the Fourth Proportional to 16,989,879.80, 25,484,819.70 and 5,022,615.80

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Solution

The fourth proportional to 16,989,879.80, 25,484,819.70 and 5,022,615.80 is: 7,533,923.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,989,879.80 : 25,484,819.70 = 5,022,615.80 : x
  2. Step 2: Convert to fraction form
    16,989,879.80/25,484,819.70 = 5,022,615.80/x
  3. Step 3: Cross multiply
    16,989,879.80x = 25,484,819.70 × 5,022,615.80
  4. Step 4: Simplify right side
    16,989,879.80x = 128,000,458,085,371.25
  5. Step 5: Solve for x
    x = 128,000,458,085,371.25/16,989,879.80
  6. Step 6: Final answer
    x = 7,533,923.70

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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.