Home / 31,326,890.10-46,992,846.96-11,905,420.38

Finding the Fourth Proportional to 31,326,890.10, 46,992,846.96 and 11,905,420.38

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Solution

The fourth proportional to 31,326,890.10, 46,992,846.96 and 11,905,420.38 is: 17,859,085.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,326,890.10 : 46,992,846.96 = 11,905,420.38 : x
  2. Step 2: Convert to fraction form
    31,326,890.10/46,992,846.96 = 11,905,420.38/x
  3. Step 3: Cross multiply
    31,326,890.10x = 46,992,846.96 × 11,905,420.38
  4. Step 4: Simplify right side
    31,326,890.10x = 559,469,597,911,805.12
  5. Step 5: Solve for x
    x = 559,469,597,911,805.12/31,326,890.10
  6. Step 6: Final answer
    x = 17,859,085.15

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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.