Home / 65,787,451.64-90,787,758.38-36,017,603.16

Finding the Fourth Proportional to 65,787,451.64, 90,787,758.38 and 36,017,603.16

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Solution

The fourth proportional to 65,787,451.64, 90,787,758.38 and 36,017,603.16 is: 49,704,880.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,787,451.64 : 90,787,758.38 = 36,017,603.16 : x
  2. Step 2: Convert to fraction form
    65,787,451.64/90,787,758.38 = 36,017,603.16/x
  3. Step 3: Cross multiply
    65,787,451.64x = 90,787,758.38 × 36,017,603.16
  4. Step 4: Simplify right side
    65,787,451.64x = 3,269,957,453,116,804
  5. Step 5: Solve for x
    x = 3,269,957,453,116,804/65,787,451.64
  6. Step 6: Final answer
    x = 49,704,880.97

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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.