Home / 31,997,008.80-47,990,847.60-9,275,536.80

Finding the Fourth Proportional to 31,997,008.80, 47,990,847.60 and 9,275,536.80

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Solution

The fourth proportional to 31,997,008.80, 47,990,847.60 and 9,275,536.80 is: 13,911,952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,997,008.80 : 47,990,847.60 = 9,275,536.80 : x
  2. Step 2: Convert to fraction form
    31,997,008.80/47,990,847.60 = 9,275,536.80/x
  3. Step 3: Cross multiply
    31,997,008.80x = 47,990,847.60 × 9,275,536.80
  4. Step 4: Simplify right side
    31,997,008.80x = 445,140,872,976,991.75
  5. Step 5: Solve for x
    x = 445,140,872,976,991.75/31,997,008.80
  6. Step 6: Final answer
    x = 13,911,952.70

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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.