Home / 12,621,117.85-18,931,676.67-3,036,496.27

Finding the Fourth Proportional to 12,621,117.85, 18,931,676.67 and 3,036,496.27

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Solution

The fourth proportional to 12,621,117.85, 18,931,676.67 and 3,036,496.27 is: 4,554,744.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,621,117.85 : 18,931,676.67 = 3,036,496.27 : x
  2. Step 2: Convert to fraction form
    12,621,117.85/18,931,676.67 = 3,036,496.27/x
  3. Step 3: Cross multiply
    12,621,117.85x = 18,931,676.67 × 3,036,496.27
  4. Step 4: Simplify right side
    12,621,117.85x = 57,485,965,593,301.02
  5. Step 5: Solve for x
    x = 57,485,965,593,301.02/12,621,117.85
  6. Step 6: Final answer
    x = 4,554,744.38

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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.