Home / 14,890,285.22-20,549,092.62-8,275,152.50

Finding the Fourth Proportional to 14,890,285.22, 20,549,092.62 and 8,275,152.50

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Solution

The fourth proportional to 14,890,285.22, 20,549,092.62 and 8,275,152.50 is: 11,419,987.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,890,285.22 : 20,549,092.62 = 8,275,152.50 : x
  2. Step 2: Convert to fraction form
    14,890,285.22/20,549,092.62 = 8,275,152.50/x
  3. Step 3: Cross multiply
    14,890,285.22x = 20,549,092.62 × 8,275,152.50
  4. Step 4: Simplify right side
    14,890,285.22x = 170,046,875,023,003.31
  5. Step 5: Solve for x
    x = 170,046,875,023,003.31/14,890,285.22
  6. Step 6: Final answer
    x = 11,419,987.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.