Home / 12,087,133.47-18,132,668.51-3,568,331.07

Finding the Fourth Proportional to 12,087,133.47, 18,132,668.51 and 3,568,331.07

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Solution

The fourth proportional to 12,087,133.47, 18,132,668.51 and 3,568,331.07 is: 5,353,077.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,087,133.47 : 18,132,668.51 = 3,568,331.07 : x
  2. Step 2: Convert to fraction form
    12,087,133.47/18,132,668.51 = 3,568,331.07/x
  3. Step 3: Cross multiply
    12,087,133.47x = 18,132,668.51 × 3,568,331.07
  4. Step 4: Simplify right side
    12,087,133.47x = 64,703,364,408,401.95
  5. Step 5: Solve for x
    x = 64,703,364,408,401.95/12,087,133.47
  6. Step 6: Final answer
    x = 5,353,077.68

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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.