Home / 12,170,036.37-18,252,065.66-4,082,831.13

Finding the Fourth Proportional to 12,170,036.37, 18,252,065.66 and 4,082,831.13

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Solution

The fourth proportional to 12,170,036.37, 18,252,065.66 and 4,082,831.13 is: 6,123,243.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,170,036.37 : 18,252,065.66 = 4,082,831.13 : x
  2. Step 2: Convert to fraction form
    12,170,036.37/18,252,065.66 = 4,082,831.13/x
  3. Step 3: Cross multiply
    12,170,036.37x = 18,252,065.66 × 4,082,831.13
  4. Step 4: Simplify right side
    12,170,036.37x = 74,520,101,843,037.84
  5. Step 5: Solve for x
    x = 74,520,101,843,037.84/12,170,036.37
  6. Step 6: Final answer
    x = 6,123,243.97

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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.