Home / 18,847,576-28,275,907.50-6,549,752.38

Finding the Fourth Proportional to 18,847,576, 28,275,907.50 and 6,549,752.38

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Solution

The fourth proportional to 18,847,576, 28,275,907.50 and 6,549,752.38 is: 9,826,207.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,847,576 : 28,275,907.50 = 6,549,752.38 : x
  2. Step 2: Convert to fraction form
    18,847,576/28,275,907.50 = 6,549,752.38/x
  3. Step 3: Cross multiply
    18,847,576x = 28,275,907.50 × 6,549,752.38
  4. Step 4: Simplify right side
    18,847,576x = 185,200,192,444,784.84
  5. Step 5: Solve for x
    x = 185,200,192,444,784.84/18,847,576
  6. Step 6: Final answer
    x = 9,826,207.49

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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.