Home / 22,158,534.11-33,242,285.38-7,782,722.91

Finding the Fourth Proportional to 22,158,534.11, 33,242,285.38 and 7,782,722.91

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Solution

The fourth proportional to 22,158,534.11, 33,242,285.38 and 7,782,722.91 is: 11,675,659.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,158,534.11 : 33,242,285.38 = 7,782,722.91 : x
  2. Step 2: Convert to fraction form
    22,158,534.11/33,242,285.38 = 7,782,722.91/x
  3. Step 3: Cross multiply
    22,158,534.11x = 33,242,285.38 × 7,782,722.91
  4. Step 4: Simplify right side
    22,158,534.11x = 258,715,495,988,227.25
  5. Step 5: Solve for x
    x = 258,715,495,988,227.25/22,158,534.11
  6. Step 6: Final answer
    x = 11,675,659.35

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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.