Home / 6,464,338.85-8,920,715.87-3,711,092.15

Finding the Fourth Proportional to 6,464,338.85, 8,920,715.87 and 3,711,092.15

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Solution

The fourth proportional to 6,464,338.85, 8,920,715.87 and 3,711,092.15 is: 5,121,265.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,464,338.85 : 8,920,715.87 = 3,711,092.15 : x
  2. Step 2: Convert to fraction form
    6,464,338.85/8,920,715.87 = 3,711,092.15/x
  3. Step 3: Cross multiply
    6,464,338.85x = 8,920,715.87 × 3,711,092.15
  4. Step 4: Simplify right side
    6,464,338.85x = 33,105,598,637,537.42
  5. Step 5: Solve for x
    x = 33,105,598,637,537.42/6,464,338.85
  6. Step 6: Final answer
    x = 5,121,265.98

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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.