Home / 29,126,488.80-43,689,733.20-12,085,384.80

Finding the Fourth Proportional to 29,126,488.80, 43,689,733.20 and 12,085,384.80

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Solution

The fourth proportional to 29,126,488.80, 43,689,733.20 and 12,085,384.80 is: 18,128,077.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,126,488.80 : 43,689,733.20 = 12,085,384.80 : x
  2. Step 2: Convert to fraction form
    29,126,488.80/43,689,733.20 = 12,085,384.80/x
  3. Step 3: Cross multiply
    29,126,488.80x = 43,689,733.20 × 12,085,384.80
  4. Step 4: Simplify right side
    29,126,488.80x = 528,007,237,531,335.44
  5. Step 5: Solve for x
    x = 528,007,237,531,335.44/29,126,488.80
  6. Step 6: Final answer
    x = 18,128,077.20

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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.