Home / 21,780,131.40-32,670,197.10-14,595,107.40

Finding the Fourth Proportional to 21,780,131.40, 32,670,197.10 and 14,595,107.40

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Solution

The fourth proportional to 21,780,131.40, 32,670,197.10 and 14,595,107.40 is: 21,892,661.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,780,131.40 : 32,670,197.10 = 14,595,107.40 : x
  2. Step 2: Convert to fraction form
    21,780,131.40/32,670,197.10 = 14,595,107.40/x
  3. Step 3: Cross multiply
    21,780,131.40x = 32,670,197.10 × 14,595,107.40
  4. Step 4: Simplify right side
    21,780,131.40x = 476,825,035,453,668.56
  5. Step 5: Solve for x
    x = 476,825,035,453,668.56/21,780,131.40
  6. Step 6: Final answer
    x = 21,892,661.10

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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.