Home / 16,879,478.13-25,319,217.51-4,099,896.72

Finding the Fourth Proportional to 16,879,478.13, 25,319,217.51 and 4,099,896.72

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Solution

The fourth proportional to 16,879,478.13, 25,319,217.51 and 4,099,896.72 is: 6,149,845.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879,478.13 : 25,319,217.51 = 4,099,896.72 : x
  2. Step 2: Convert to fraction form
    16,879,478.13/25,319,217.51 = 4,099,896.72/x
  3. Step 3: Cross multiply
    16,879,478.13x = 25,319,217.51 × 4,099,896.72
  4. Step 4: Simplify right side
    16,879,478.13x = 103,806,176,822,215.58
  5. Step 5: Solve for x
    x = 103,806,176,822,215.58/16,879,478.13
  6. Step 6: Final answer
    x = 6,149,845.16

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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.