Home / 36,044,790.48-49,740,791.65-21,159,875.43

Finding the Fourth Proportional to 36,044,790.48, 49,740,791.65 and 21,159,875.43

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Solution

The fourth proportional to 36,044,790.48, 49,740,791.65 and 21,159,875.43 is: 29,200,029.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,044,790.48 : 49,740,791.65 = 21,159,875.43 : x
  2. Step 2: Convert to fraction form
    36,044,790.48/49,740,791.65 = 21,159,875.43/x
  3. Step 3: Cross multiply
    36,044,790.48x = 49,740,791.65 × 21,159,875.43
  4. Step 4: Simplify right side
    36,044,790.48x = 1,052,508,955,050,684.50
  5. Step 5: Solve for x
    x = 1,052,508,955,050,684.50/36,044,790.48
  6. Step 6: Final answer
    x = 29,200,029.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.