Home / 12,022,117.92-16,590,479.76-6,515,626.32

Finding the Fourth Proportional to 12,022,117.92, 16,590,479.76 and 6,515,626.32

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Solution

The fourth proportional to 12,022,117.92, 16,590,479.76 and 6,515,626.32 is: 8,991,541.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,022,117.92 : 16,590,479.76 = 6,515,626.32 : x
  2. Step 2: Convert to fraction form
    12,022,117.92/16,590,479.76 = 6,515,626.32/x
  3. Step 3: Cross multiply
    12,022,117.92x = 16,590,479.76 × 6,515,626.32
  4. Step 4: Simplify right side
    12,022,117.92x = 108,097,366,585,683.28
  5. Step 5: Solve for x
    x = 108,097,366,585,683.28/12,022,117.92
  6. Step 6: Final answer
    x = 8,991,541.03

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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.