Home / 27,648,031.80-41,472,047.70-20,929,567.80

Finding the Fourth Proportional to 27,648,031.80, 41,472,047.70 and 20,929,567.80

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Solution

The fourth proportional to 27,648,031.80, 41,472,047.70 and 20,929,567.80 is: 31,394,351.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,648,031.80 : 41,472,047.70 = 20,929,567.80 : x
  2. Step 2: Convert to fraction form
    27,648,031.80/41,472,047.70 = 20,929,567.80/x
  3. Step 3: Cross multiply
    27,648,031.80x = 41,472,047.70 × 20,929,567.80
  4. Step 4: Simplify right side
    27,648,031.80x = 867,992,034,141,984.12
  5. Step 5: Solve for x
    x = 867,992,034,141,984.12/27,648,031.80
  6. Step 6: Final answer
    x = 31,394,351.70

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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.