Home / 12,801,733.78-19,182,376.39-10,393,813.98

Finding the Fourth Proportional to 12,801,733.78, 19,182,376.39 and 10,393,813.98

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Solution

The fourth proportional to 12,801,733.78, 19,182,376.39 and 10,393,813.98 is: 15,574,300.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,801,733.78 : 19,182,376.39 = 10,393,813.98 : x
  2. Step 2: Convert to fraction form
    12,801,733.78/19,182,376.39 = 10,393,813.98/x
  3. Step 3: Cross multiply
    12,801,733.78x = 19,182,376.39 × 10,393,813.98
  4. Step 4: Simplify right side
    12,801,733.78x = 199,378,051,892,003.94
  5. Step 5: Solve for x
    x = 199,378,051,892,003.94/12,801,733.78
  6. Step 6: Final answer
    x = 15,574,300.74

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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.