Home / 12,262,716.49-18,382,637.53-4,170,162.01

Finding the Fourth Proportional to 12,262,716.49, 18,382,637.53 and 4,170,162.01

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Solution

The fourth proportional to 12,262,716.49, 18,382,637.53 and 4,170,162.01 is: 6,251,353.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,262,716.49 : 18,382,637.53 = 4,170,162.01 : x
  2. Step 2: Convert to fraction form
    12,262,716.49/18,382,637.53 = 4,170,162.01/x
  3. Step 3: Cross multiply
    12,262,716.49x = 18,382,637.53 × 4,170,162.01
  4. Step 4: Simplify right side
    12,262,716.49x = 76,658,576,671,206.23
  5. Step 5: Solve for x
    x = 76,658,576,671,206.23/12,262,716.49
  6. Step 6: Final answer
    x = 6,251,353.58

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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.