Home / 13,122,770.40-19,674,314.10-6,737,605.20

Finding the Fourth Proportional to 13,122,770.40, 19,674,314.10 and 6,737,605.20

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Solution

The fourth proportional to 13,122,770.40, 19,674,314.10 and 6,737,605.20 is: 10,101,354.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122,770.40 : 19,674,314.10 = 6,737,605.20 : x
  2. Step 2: Convert to fraction form
    13,122,770.40/19,674,314.10 = 6,737,605.20/x
  3. Step 3: Cross multiply
    13,122,770.40x = 19,674,314.10 × 6,737,605.20
  4. Step 4: Simplify right side
    13,122,770.40x = 132,557,760,986,593.33
  5. Step 5: Solve for x
    x = 132,557,760,986,593.33/13,122,770.40
  6. Step 6: Final answer
    x = 10,101,354.89

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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.