Home / 6,910,857.70-10,366,286.55-3,316,012.90

Finding the Fourth Proportional to 6,910,857.70, 10,366,286.55 and 3,316,012.90

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Solution

The fourth proportional to 6,910,857.70, 10,366,286.55 and 3,316,012.90 is: 4,974,019.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910,857.70 : 10,366,286.55 = 3,316,012.90 : x
  2. Step 2: Convert to fraction form
    6,910,857.70/10,366,286.55 = 3,316,012.90/x
  3. Step 3: Cross multiply
    6,910,857.70x = 10,366,286.55 × 3,316,012.90
  4. Step 4: Simplify right side
    6,910,857.70x = 34,374,739,924,896.50
  5. Step 5: Solve for x
    x = 34,374,739,924,896.50/6,910,857.70
  6. Step 6: Final answer
    x = 4,974,019.35

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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.