Home / 6,436,767.87-9,651,512.48-2,117,649.32

Finding the Fourth Proportional to 6,436,767.87, 9,651,512.48 and 2,117,649.32

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Solution

The fourth proportional to 6,436,767.87, 9,651,512.48 and 2,117,649.32 is: 3,175,276.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436,767.87 : 9,651,512.48 = 2,117,649.32 : x
  2. Step 2: Convert to fraction form
    6,436,767.87/9,651,512.48 = 2,117,649.32/x
  3. Step 3: Cross multiply
    6,436,767.87x = 9,651,512.48 × 2,117,649.32
  4. Step 4: Simplify right side
    6,436,767.87x = 20,438,518,817,590.88
  5. Step 5: Solve for x
    x = 20,438,518,817,590.88/6,436,767.87
  6. Step 6: Final answer
    x = 3,175,276.67

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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.