Home / 20,020,057.61-27,626,605.61-11,317,711.23

Finding the Fourth Proportional to 20,020,057.61, 27,626,605.61 and 11,317,711.23

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Solution

The fourth proportional to 20,020,057.61, 27,626,605.61 and 11,317,711.23 is: 15,617,834.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,020,057.61 : 27,626,605.61 = 11,317,711.23 : x
  2. Step 2: Convert to fraction form
    20,020,057.61/27,626,605.61 = 11,317,711.23/x
  3. Step 3: Cross multiply
    20,020,057.61x = 27,626,605.61 × 11,317,711.23
  4. Step 4: Simplify right side
    20,020,057.61x = 312,669,944,502,489.44
  5. Step 5: Solve for x
    x = 312,669,944,502,489.44/20,020,057.61
  6. Step 6: Final answer
    x = 15,617,834.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.