Home / 27,470,998.80-41,206,498.20-13,122,091.80

Finding the Fourth Proportional to 27,470,998.80, 41,206,498.20 and 13,122,091.80

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Solution

The fourth proportional to 27,470,998.80, 41,206,498.20 and 13,122,091.80 is: 19,683,137.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,470,998.80 : 41,206,498.20 = 13,122,091.80 : x
  2. Step 2: Convert to fraction form
    27,470,998.80/41,206,498.20 = 13,122,091.80/x
  3. Step 3: Cross multiply
    27,470,998.80x = 41,206,498.20 × 13,122,091.80
  4. Step 4: Simplify right side
    27,470,998.80x = 540,715,452,136,934.81
  5. Step 5: Solve for x
    x = 540,715,452,136,934.81/27,470,998.80
  6. Step 6: Final answer
    x = 19,683,137.70

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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.