Home / 13,626,748.99-20,418,436.68-9,535,815.78

Finding the Fourth Proportional to 13,626,748.99, 20,418,436.68 and 9,535,815.78

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Solution

The fourth proportional to 13,626,748.99, 20,418,436.68 and 9,535,815.78 is: 14,288,547.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,626,748.99 : 20,418,436.68 = 9,535,815.78 : x
  2. Step 2: Convert to fraction form
    13,626,748.99/20,418,436.68 = 9,535,815.78/x
  3. Step 3: Cross multiply
    13,626,748.99x = 20,418,436.68 × 9,535,815.78
  4. Step 4: Simplify right side
    13,626,748.99x = 194,706,450,696,074.78
  5. Step 5: Solve for x
    x = 194,706,450,696,074.78/13,626,748.99
  6. Step 6: Final answer
    x = 14,288,547.54

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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.