Home / 31,381,475.12-46,934,537.32-27,947,429.50

Finding the Fourth Proportional to 31,381,475.12, 46,934,537.32 and 27,947,429.50

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Solution

The fourth proportional to 31,381,475.12, 46,934,537.32 and 27,947,429.50 is: 41,798,534.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,381,475.12 : 46,934,537.32 = 27,947,429.50 : x
  2. Step 2: Convert to fraction form
    31,381,475.12/46,934,537.32 = 27,947,429.50/x
  3. Step 3: Cross multiply
    31,381,475.12x = 46,934,537.32 × 27,947,429.50
  4. Step 4: Simplify right side
    31,381,475.12x = 1,311,699,672,491,409
  5. Step 5: Solve for x
    x = 1,311,699,672,491,409/31,381,475.12
  6. Step 6: Final answer
    x = 41,798,534.56

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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.