Home / 31,214,109.90-46,789,672.05-14,187,002.70

Finding the Fourth Proportional to 31,214,109.90, 46,789,672.05 and 14,187,002.70

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Solution

The fourth proportional to 31,214,109.90, 46,789,672.05 and 14,187,002.70 is: 21,266,190.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,214,109.90 : 46,789,672.05 = 14,187,002.70 : x
  2. Step 2: Convert to fraction form
    31,214,109.90/46,789,672.05 = 14,187,002.70/x
  3. Step 3: Cross multiply
    31,214,109.90x = 46,789,672.05 × 14,187,002.70
  4. Step 4: Simplify right side
    31,214,109.90x = 663,805,203,705,464.50
  5. Step 5: Solve for x
    x = 663,805,203,705,464.50/31,214,109.90
  6. Step 6: Final answer
    x = 21,266,190.38

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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.