Home / 10,992,866.70-16,489,300.05-8,158,514.70

Finding the Fourth Proportional to 10,992,866.70, 16,489,300.05 and 8,158,514.70

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Solution

The fourth proportional to 10,992,866.70, 16,489,300.05 and 8,158,514.70 is: 12,237,772.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992,866.70 : 16,489,300.05 = 8,158,514.70 : x
  2. Step 2: Convert to fraction form
    10,992,866.70/16,489,300.05 = 8,158,514.70/x
  3. Step 3: Cross multiply
    10,992,866.70x = 16,489,300.05 × 8,158,514.70
  4. Step 4: Simplify right side
    10,992,866.70x = 134,528,196,850,635.75
  5. Step 5: Solve for x
    x = 134,528,196,850,635.75/10,992,866.70
  6. Step 6: Final answer
    x = 12,237,772.05

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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.