Home / 7,676,643.46-11,518,950.39-3,131,027.14

Finding the Fourth Proportional to 7,676,643.46, 11,518,950.39 and 3,131,027.14

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Solution

The fourth proportional to 7,676,643.46, 11,518,950.39 and 3,131,027.14 is: 4,698,166.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,676,643.46 : 11,518,950.39 = 3,131,027.14 : x
  2. Step 2: Convert to fraction form
    7,676,643.46/11,518,950.39 = 3,131,027.14/x
  3. Step 3: Cross multiply
    7,676,643.46x = 11,518,950.39 × 3,131,027.14
  4. Step 4: Simplify right side
    7,676,643.46x = 36,066,146,295,403.59
  5. Step 5: Solve for x
    x = 36,066,146,295,403.59/7,676,643.46
  6. Step 6: Final answer
    x = 4,698,166.13

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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.