Home / 31,185,842.45-46,786,735.32-12,011,451.17

Finding the Fourth Proportional to 31,185,842.45, 46,786,735.32 and 12,011,451.17

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Solution

The fourth proportional to 31,185,842.45, 46,786,735.32 and 12,011,451.17 is: 18,020,247.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,185,842.45 : 46,786,735.32 = 12,011,451.17 : x
  2. Step 2: Convert to fraction form
    31,185,842.45/46,786,735.32 = 12,011,451.17/x
  3. Step 3: Cross multiply
    31,185,842.45x = 46,786,735.32 × 12,011,451.17
  4. Step 4: Simplify right side
    31,185,842.45x = 561,976,586,699,894.31
  5. Step 5: Solve for x
    x = 561,976,586,699,894.31/31,185,842.45
  6. Step 6: Final answer
    x = 18,020,247.09

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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.