Home / 22,841,212.16-31,520,918.24-12,528,020

Finding the Fourth Proportional to 22,841,212.16, 31,520,918.24 and 12,528,020

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Solution

The fourth proportional to 22,841,212.16, 31,520,918.24 and 12,528,020 is: 17,288,692.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,841,212.16 : 31,520,918.24 = 12,528,020 : x
  2. Step 2: Convert to fraction form
    22,841,212.16/31,520,918.24 = 12,528,020/x
  3. Step 3: Cross multiply
    22,841,212.16x = 31,520,918.24 × 12,528,020
  4. Step 4: Simplify right side
    22,841,212.16x = 394,894,694,129,084.75
  5. Step 5: Solve for x
    x = 394,894,694,129,084.75/22,841,212.16
  6. Step 6: Final answer
    x = 17,288,692.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.