Home / 12,756,820.48-17,594,446.08-8,173,588.48

Finding the Fourth Proportional to 12,756,820.48, 17,594,446.08 and 8,173,588.48

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Solution

The fourth proportional to 12,756,820.48, 17,594,446.08 and 8,173,588.48 is: 11,273,166.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,756,820.48 : 17,594,446.08 = 8,173,588.48 : x
  2. Step 2: Convert to fraction form
    12,756,820.48/17,594,446.08 = 8,173,588.48/x
  3. Step 3: Cross multiply
    12,756,820.48x = 17,594,446.08 × 8,173,588.48
  4. Step 4: Simplify right side
    12,756,820.48x = 143,809,761,791,469.16
  5. Step 5: Solve for x
    x = 143,809,761,791,469.16/12,756,820.48
  6. Step 6: Final answer
    x = 11,273,166.54

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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.