Home / 8,991,001.80-13,486,502.70-5,400,822.60

Finding the Fourth Proportional to 8,991,001.80, 13,486,502.70 and 5,400,822.60

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Solution

The fourth proportional to 8,991,001.80, 13,486,502.70 and 5,400,822.60 is: 8,101,233.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,991,001.80 : 13,486,502.70 = 5,400,822.60 : x
  2. Step 2: Convert to fraction form
    8,991,001.80/13,486,502.70 = 5,400,822.60/x
  3. Step 3: Cross multiply
    8,991,001.80x = 13,486,502.70 × 5,400,822.60
  4. Step 4: Simplify right side
    8,991,001.80x = 72,838,208,577,121.02
  5. Step 5: Solve for x
    x = 72,838,208,577,121.02/8,991,001.80
  6. Step 6: Final answer
    x = 8,101,233.90

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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.