Home / 53,568,007.20-80,352,010.80-28,016,848.80

Finding the Fourth Proportional to 53,568,007.20, 80,352,010.80 and 28,016,848.80

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Solution

The fourth proportional to 53,568,007.20, 80,352,010.80 and 28,016,848.80 is: 42,025,273.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,568,007.20 : 80,352,010.80 = 28,016,848.80 : x
  2. Step 2: Convert to fraction form
    53,568,007.20/80,352,010.80 = 28,016,848.80/x
  3. Step 3: Cross multiply
    53,568,007.20x = 80,352,010.80 × 28,016,848.80
  4. Step 4: Simplify right side
    53,568,007.20x = 2,251,210,137,359,567
  5. Step 5: Solve for x
    x = 2,251,210,137,359,567/53,568,007.20
  6. Step 6: Final answer
    x = 42,025,273.20

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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.