Home / 8,709,174-13,063,940.28-3,169,519.74

Finding the Fourth Proportional to 8,709,174, 13,063,940.28 and 3,169,519.74

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Solution

The fourth proportional to 8,709,174, 13,063,940.28 and 3,169,519.74 is: 4,754,344.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,709,174 : 13,063,940.28 = 3,169,519.74 : x
  2. Step 2: Convert to fraction form
    8,709,174/13,063,940.28 = 3,169,519.74/x
  3. Step 3: Cross multiply
    8,709,174x = 13,063,940.28 × 3,169,519.74
  4. Step 4: Simplify right side
    8,709,174x = 41,406,416,599,641.12
  5. Step 5: Solve for x
    x = 41,406,416,599,641.12/8,709,174
  6. Step 6: Final answer
    x = 4,754,344.86

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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.