Home / 21,737,112.30-32,605,668.45-20,674,230.30

Finding the Fourth Proportional to 21,737,112.30, 32,605,668.45 and 20,674,230.30

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Solution

The fourth proportional to 21,737,112.30, 32,605,668.45 and 20,674,230.30 is: 31,011,345.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,737,112.30 : 32,605,668.45 = 20,674,230.30 : x
  2. Step 2: Convert to fraction form
    21,737,112.30/32,605,668.45 = 20,674,230.30/x
  3. Step 3: Cross multiply
    21,737,112.30x = 32,605,668.45 × 20,674,230.30
  4. Step 4: Simplify right side
    21,737,112.30x = 674,097,098,620,744
  5. Step 5: Solve for x
    x = 674,097,098,620,744/21,737,112.30
  6. Step 6: Final answer
    x = 31,011,345.45

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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.