Home / 18,336,970.80-27,505,456.20-16,423,783.20

Finding the Fourth Proportional to 18,336,970.80, 27,505,456.20 and 16,423,783.20

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Solution

The fourth proportional to 18,336,970.80, 27,505,456.20 and 16,423,783.20 is: 24,635,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,336,970.80 : 27,505,456.20 = 16,423,783.20 : x
  2. Step 2: Convert to fraction form
    18,336,970.80/27,505,456.20 = 16,423,783.20/x
  3. Step 3: Cross multiply
    18,336,970.80x = 27,505,456.20 × 16,423,783.20
  4. Step 4: Simplify right side
    18,336,970.80x = 451,743,649,445,895.81
  5. Step 5: Solve for x
    x = 451,743,649,445,895.81/18,336,970.80
  6. Step 6: Final answer
    x = 24,635,674.80

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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.