Home / 21,837,849.80-32,756,774.70-21,554,414.60

Finding the Fourth Proportional to 21,837,849.80, 32,756,774.70 and 21,554,414.60

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Solution

The fourth proportional to 21,837,849.80, 32,756,774.70 and 21,554,414.60 is: 32,331,621.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,837,849.80 : 32,756,774.70 = 21,554,414.60 : x
  2. Step 2: Convert to fraction form
    21,837,849.80/32,756,774.70 = 21,554,414.60/x
  3. Step 3: Cross multiply
    21,837,849.80x = 32,756,774.70 × 21,554,414.60
  4. Step 4: Simplify right side
    21,837,849.80x = 706,053,102,842,590.62
  5. Step 5: Solve for x
    x = 706,053,102,842,590.62/21,837,849.80
  6. Step 6: Final answer
    x = 32,331,621.90

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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.