Home / 31,214,115.40-46,789,680.30-14,187,008.20

Finding the Fourth Proportional to 31,214,115.40, 46,789,680.30 and 14,187,008.20

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Solution

The fourth proportional to 31,214,115.40, 46,789,680.30 and 14,187,008.20 is: 21,266,198.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,214,115.40 : 46,789,680.30 = 14,187,008.20 : x
  2. Step 2: Convert to fraction form
    31,214,115.40/46,789,680.30 = 14,187,008.20/x
  3. Step 3: Cross multiply
    31,214,115.40x = 46,789,680.30 × 14,187,008.20
  4. Step 4: Simplify right side
    31,214,115.40x = 663,805,578,091,478.38
  5. Step 5: Solve for x
    x = 663,805,578,091,478.38/31,214,115.40
  6. Step 6: Final answer
    x = 21,266,198.63

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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.