Home / 9,221,777.04-13,772,877.01-8,355,481.13

Finding the Fourth Proportional to 9,221,777.04, 13,772,877.01 and 8,355,481.13

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Solution

The fourth proportional to 9,221,777.04, 13,772,877.01 and 8,355,481.13 is: 12,479,049.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,221,777.04 : 13,772,877.01 = 8,355,481.13 : x
  2. Step 2: Convert to fraction form
    9,221,777.04/13,772,877.01 = 8,355,481.13/x
  3. Step 3: Cross multiply
    9,221,777.04x = 13,772,877.01 × 8,355,481.13
  4. Step 4: Simplify right side
    9,221,777.04x = 115,079,014,058,347.80
  5. Step 5: Solve for x
    x = 115,079,014,058,347.80/9,221,777.04
  6. Step 6: Final answer
    x = 12,479,049.71

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.