Home / 31,214,136.90-46,789,712.55-14,187,029.70

Finding the Fourth Proportional to 31,214,136.90, 46,789,712.55 and 14,187,029.70

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Solution

The fourth proportional to 31,214,136.90, 46,789,712.55 and 14,187,029.70 is: 21,266,230.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,214,136.90 : 46,789,712.55 = 14,187,029.70 : x
  2. Step 2: Convert to fraction form
    31,214,136.90/46,789,712.55 = 14,187,029.70/x
  3. Step 3: Cross multiply
    31,214,136.90x = 46,789,712.55 × 14,187,029.70
  4. Step 4: Simplify right side
    31,214,136.90x = 663,807,041,601,312.62
  5. Step 5: Solve for x
    x = 663,807,041,601,312.62/31,214,136.90
  6. Step 6: Final answer
    x = 21,266,230.87

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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.