Home / 6,147,772.80-9,227,236.05-3,117,246.90

Finding the Fourth Proportional to 6,147,772.80, 9,227,236.05 and 3,117,246.90

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Solution

The fourth proportional to 6,147,772.80, 9,227,236.05 and 3,117,246.90 is: 4,678,698.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147,772.80 : 9,227,236.05 = 3,117,246.90 : x
  2. Step 2: Convert to fraction form
    6,147,772.80/9,227,236.05 = 3,117,246.90/x
  3. Step 3: Cross multiply
    6,147,772.80x = 9,227,236.05 × 3,117,246.90
  4. Step 4: Simplify right side
    6,147,772.80x = 28,763,572,972,430.75
  5. Step 5: Solve for x
    x = 28,763,572,972,430.75/6,147,772.80
  6. Step 6: Final answer
    x = 4,678,698.11

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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.