Home / 6,865,234.70-10,291,291.05-2,546,128.40

Finding the Fourth Proportional to 6,865,234.70, 10,291,291.05 and 2,546,128.40

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Solution

The fourth proportional to 6,865,234.70, 10,291,291.05 and 2,546,128.40 is: 3,816,759.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,865,234.70 : 10,291,291.05 = 2,546,128.40 : x
  2. Step 2: Convert to fraction form
    6,865,234.70/10,291,291.05 = 2,546,128.40/x
  3. Step 3: Cross multiply
    6,865,234.70x = 10,291,291.05 × 2,546,128.40
  4. Step 4: Simplify right side
    6,865,234.70x = 26,202,948,415,070.82
  5. Step 5: Solve for x
    x = 26,202,948,415,070.82/6,865,234.70
  6. Step 6: Final answer
    x = 3,816,759.30

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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.