Home / 55,186,213.58-82,792,141.67-18,794,919.95

Finding the Fourth Proportional to 55,186,213.58, 82,792,141.67 and 18,794,919.95

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Solution

The fourth proportional to 55,186,213.58, 82,792,141.67 and 18,794,919.95 is: 28,196,746.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,186,213.58 : 82,792,141.67 = 18,794,919.95 : x
  2. Step 2: Convert to fraction form
    55,186,213.58/82,792,141.67 = 18,794,919.95/x
  3. Step 3: Cross multiply
    55,186,213.58x = 82,792,141.67 × 18,794,919.95
  4. Step 4: Simplify right side
    55,186,213.58x = 1,556,071,675,120,206.50
  5. Step 5: Solve for x
    x = 1,556,071,675,120,206.50/55,186,213.58
  6. Step 6: Final answer
    x = 28,196,746.51

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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.