Home / 6,147,789.30-9,227,260.80-3,117,263.40

Finding the Fourth Proportional to 6,147,789.30, 9,227,260.80 and 3,117,263.40

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Solution

The fourth proportional to 6,147,789.30, 9,227,260.80 and 3,117,263.40 is: 4,678,722.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147,789.30 : 9,227,260.80 = 3,117,263.40 : x
  2. Step 2: Convert to fraction form
    6,147,789.30/9,227,260.80 = 3,117,263.40/x
  3. Step 3: Cross multiply
    6,147,789.30x = 9,227,260.80 × 3,117,263.40
  4. Step 4: Simplify right side
    6,147,789.30x = 28,763,802,374,094.72
  5. Step 5: Solve for x
    x = 28,763,802,374,094.72/6,147,789.30
  6. Step 6: Final answer
    x = 4,678,722.87

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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.