Home / 32,967,977.80-49,391,299.50-20,669,602.12

Finding the Fourth Proportional to 32,967,977.80, 49,391,299.50 and 20,669,602.12

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Solution

The fourth proportional to 32,967,977.80, 49,391,299.50 and 20,669,602.12 is: 30,966,367.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,967,977.80 : 49,391,299.50 = 20,669,602.12 : x
  2. Step 2: Convert to fraction form
    32,967,977.80/49,391,299.50 = 20,669,602.12/x
  3. Step 3: Cross multiply
    32,967,977.80x = 49,391,299.50 × 20,669,602.12
  4. Step 4: Simplify right side
    32,967,977.80x = 1,020,898,508,854,755
  5. Step 5: Solve for x
    x = 1,020,898,508,854,755/32,967,977.80
  6. Step 6: Final answer
    x = 30,966,367.27

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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.