Home / 12,203,805.71-18,197,886.54-12,094,269.81

Finding the Fourth Proportional to 12,203,805.71, 18,197,886.54 and 12,094,269.81

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Solution

The fourth proportional to 12,203,805.71, 18,197,886.54 and 12,094,269.81 is: 18,034,550.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,203,805.71 : 18,197,886.54 = 12,094,269.81 : x
  2. Step 2: Convert to fraction form
    12,203,805.71/18,197,886.54 = 12,094,269.81/x
  3. Step 3: Cross multiply
    12,203,805.71x = 18,197,886.54 × 12,094,269.81
  4. Step 4: Simplify right side
    12,203,805.71x = 220,090,149,786,527.34
  5. Step 5: Solve for x
    x = 220,090,149,786,527.34/12,203,805.71
  6. Step 6: Final answer
    x = 18,034,550.46

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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.