Home / 18,190,147.20-27,285,220.80-16,516,108.05

Finding the Fourth Proportional to 18,190,147.20, 27,285,220.80 and 16,516,108.05

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Solution

The fourth proportional to 18,190,147.20, 27,285,220.80 and 16,516,108.05 is: 24,774,162.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190,147.20 : 27,285,220.80 = 16,516,108.05 : x
  2. Step 2: Convert to fraction form
    18,190,147.20/27,285,220.80 = 16,516,108.05/x
  3. Step 3: Cross multiply
    18,190,147.20x = 27,285,220.80 × 16,516,108.05
  4. Step 4: Simplify right side
    18,190,147.20x = 450,645,654,900,907.50
  5. Step 5: Solve for x
    x = 450,645,654,900,907.50/18,190,147.20
  6. Step 6: Final answer
    x = 24,774,162.08

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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.