Home / 21,816,149.80-32,724,022.20-8,352,977.80

Finding the Fourth Proportional to 21,816,149.80, 32,724,022.20 and 8,352,977.80

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Solution

The fourth proportional to 21,816,149.80, 32,724,022.20 and 8,352,977.80 is: 12,529,389.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,816,149.80 : 32,724,022.20 = 8,352,977.80 : x
  2. Step 2: Convert to fraction form
    21,816,149.80/32,724,022.20 = 8,352,977.80/x
  3. Step 3: Cross multiply
    21,816,149.80x = 32,724,022.20 × 8,352,977.80
  4. Step 4: Simplify right side
    21,816,149.80x = 273,343,030,963,307.16
  5. Step 5: Solve for x
    x = 273,343,030,963,307.16/21,816,149.80
  6. Step 6: Final answer
    x = 12,529,389.17

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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.