Home / 14,250,936.40-21,376,404.60-12,807,710.80

Finding the Fourth Proportional to 14,250,936.40, 21,376,404.60 and 12,807,710.80

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Solution

The fourth proportional to 14,250,936.40, 21,376,404.60 and 12,807,710.80 is: 19,211,566.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,250,936.40 : 21,376,404.60 = 12,807,710.80 : x
  2. Step 2: Convert to fraction form
    14,250,936.40/21,376,404.60 = 12,807,710.80/x
  3. Step 3: Cross multiply
    14,250,936.40x = 21,376,404.60 × 12,807,710.80
  4. Step 4: Simplify right side
    14,250,936.40x = 273,782,808,060,589.72
  5. Step 5: Solve for x
    x = 273,782,808,060,589.72/14,250,936.40
  6. Step 6: Final answer
    x = 19,211,566.20

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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.