Home / 78,175,439.06-117,224,951.68-32,104,993.72

Finding the Fourth Proportional to 78,175,439.06, 117,224,951.68 and 32,104,993.72

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Solution

The fourth proportional to 78,175,439.06, 117,224,951.68 and 32,104,993.72 is: 48,141,799.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,175,439.06 : 117,224,951.68 = 32,104,993.72 : x
  2. Step 2: Convert to fraction form
    78,175,439.06/117,224,951.68 = 32,104,993.72/x
  3. Step 3: Cross multiply
    78,175,439.06x = 117,224,951.68 × 32,104,993.72
  4. Step 4: Simplify right side
    78,175,439.06x = 3,763,506,337,513,703.50
  5. Step 5: Solve for x
    x = 3,763,506,337,513,703.50/78,175,439.06
  6. Step 6: Final answer
    x = 48,141,799.81

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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.