Home / 9,243,221.40-12,755,656.44-5,056,958.88

Finding the Fourth Proportional to 9,243,221.40, 12,755,656.44 and 5,056,958.88

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Solution

The fourth proportional to 9,243,221.40, 12,755,656.44 and 5,056,958.88 is: 6,978,609.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,243,221.40 : 12,755,656.44 = 5,056,958.88 : x
  2. Step 2: Convert to fraction form
    9,243,221.40/12,755,656.44 = 5,056,958.88/x
  3. Step 3: Cross multiply
    9,243,221.40x = 12,755,656.44 × 5,056,958.88
  4. Step 4: Simplify right side
    9,243,221.40x = 64,504,830,104,487.18
  5. Step 5: Solve for x
    x = 64,504,830,104,487.18/9,243,221.40
  6. Step 6: Final answer
    x = 6,978,609.22

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1.5x scale

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.