Home / 18,932,981.04-28,399,469.76-4,556,050.56

Finding the Fourth Proportional to 18,932,981.04, 28,399,469.76 and 4,556,050.56

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Solution

The fourth proportional to 18,932,981.04, 28,399,469.76 and 4,556,050.56 is: 6,834,075.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,932,981.04 : 28,399,469.76 = 4,556,050.56 : x
  2. Step 2: Convert to fraction form
    18,932,981.04/28,399,469.76 = 4,556,050.56/x
  3. Step 3: Cross multiply
    18,932,981.04x = 28,399,469.76 × 4,556,050.56
  4. Step 4: Simplify right side
    18,932,981.04x = 129,389,420,103,751.06
  5. Step 5: Solve for x
    x = 129,389,420,103,751.06/18,932,981.04
  6. Step 6: Final answer
    x = 6,834,075.41

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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.