Home / 19,308,589.20-28,954,330.20-6,525,622.80

Finding the Fourth Proportional to 19,308,589.20, 28,954,330.20 and 6,525,622.80

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Solution

The fourth proportional to 19,308,589.20, 28,954,330.20 and 6,525,622.80 is: 9,785,543.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,308,589.20 : 28,954,330.20 = 6,525,622.80 : x
  2. Step 2: Convert to fraction form
    19,308,589.20/28,954,330.20 = 6,525,622.80/x
  3. Step 3: Cross multiply
    19,308,589.20x = 28,954,330.20 × 6,525,622.80
  4. Step 4: Simplify right side
    19,308,589.20x = 188,945,037,311,848.56
  5. Step 5: Solve for x
    x = 188,945,037,311,848.56/19,308,589.20
  6. Step 6: Final answer
    x = 9,785,543.38

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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.