Home / 65,891,756.16-90,930,466.08-36,122,351.04

Finding the Fourth Proportional to 65,891,756.16, 90,930,466.08 and 36,122,351.04

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Solution

The fourth proportional to 65,891,756.16, 90,930,466.08 and 36,122,351.04 is: 49,848,758.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,891,756.16 : 90,930,466.08 = 36,122,351.04 : x
  2. Step 2: Convert to fraction form
    65,891,756.16/90,930,466.08 = 36,122,351.04/x
  3. Step 3: Cross multiply
    65,891,756.16x = 90,930,466.08 × 36,122,351.04
  4. Step 4: Simplify right side
    65,891,756.16x = 3,284,622,215,972,572.50
  5. Step 5: Solve for x
    x = 3,284,622,215,972,572.50/65,891,756.16
  6. Step 6: Final answer
    x = 49,848,758.14

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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.