Home / 21,559,966.80-32,339,950.20-10,222,558.80

Finding the Fourth Proportional to 21,559,966.80, 32,339,950.20 and 10,222,558.80

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Solution

The fourth proportional to 21,559,966.80, 32,339,950.20 and 10,222,558.80 is: 15,333,838.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,559,966.80 : 32,339,950.20 = 10,222,558.80 : x
  2. Step 2: Convert to fraction form
    21,559,966.80/32,339,950.20 = 10,222,558.80/x
  3. Step 3: Cross multiply
    21,559,966.80x = 32,339,950.20 × 10,222,558.80
  4. Step 4: Simplify right side
    21,559,966.80x = 330,597,042,508,571.75
  5. Step 5: Solve for x
    x = 330,597,042,508,571.75/21,559,966.80
  6. Step 6: Final answer
    x = 15,333,838.20

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1.5x scale

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.