Home / 5,347,438.83-7,379,415.36-2,900,103.89

Finding the Fourth Proportional to 5,347,438.83, 7,379,415.36 and 2,900,103.89

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Solution

The fourth proportional to 5,347,438.83, 7,379,415.36 and 2,900,103.89 is: 4,002,116.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347,438.83 : 7,379,415.36 = 2,900,103.89 : x
  2. Step 2: Convert to fraction form
    5,347,438.83/7,379,415.36 = 2,900,103.89/x
  3. Step 3: Cross multiply
    5,347,438.83x = 7,379,415.36 × 2,900,103.89
  4. Step 4: Simplify right side
    5,347,438.83x = 21,401,071,154,564.67
  5. Step 5: Solve for x
    x = 21,401,071,154,564.67/5,347,438.83
  6. Step 6: Final answer
    x = 4,002,116.12

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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.