Home / 22,140,930.30-33,211,395.45-12,574,992.30

Finding the Fourth Proportional to 22,140,930.30, 33,211,395.45 and 12,574,992.30

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Solution

The fourth proportional to 22,140,930.30, 33,211,395.45 and 12,574,992.30 is: 18,862,488.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,140,930.30 : 33,211,395.45 = 12,574,992.30 : x
  2. Step 2: Convert to fraction form
    22,140,930.30/33,211,395.45 = 12,574,992.30/x
  3. Step 3: Cross multiply
    22,140,930.30x = 33,211,395.45 × 12,574,992.30
  4. Step 4: Simplify right side
    22,140,930.30x = 417,633,042,056,005.06
  5. Step 5: Solve for x
    x = 417,633,042,056,005.06/22,140,930.30
  6. Step 6: Final answer
    x = 18,862,488.45

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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.