Home / 9,670,553.40-14,509,401.30-3,991,270.20

Finding the Fourth Proportional to 9,670,553.40, 14,509,401.30 and 3,991,270.20

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Solution

The fourth proportional to 9,670,553.40, 14,509,401.30 and 3,991,270.20 is: 5,988,379.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,670,553.40 : 14,509,401.30 = 3,991,270.20 : x
  2. Step 2: Convert to fraction form
    9,670,553.40/14,509,401.30 = 3,991,270.20/x
  3. Step 3: Cross multiply
    9,670,553.40x = 14,509,401.30 × 3,991,270.20
  4. Step 4: Simplify right side
    9,670,553.40x = 57,910,941,028,531.27
  5. Step 5: Solve for x
    x = 57,910,941,028,531.27/9,670,553.40
  6. Step 6: Final answer
    x = 5,988,379.22

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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.