Home / 13,613,377.59-20,407,706.80-6,792,037.11

Finding the Fourth Proportional to 13,613,377.59, 20,407,706.80 and 6,792,037.11

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Solution

The fourth proportional to 13,613,377.59, 20,407,706.80 and 6,792,037.11 is: 10,181,889.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,613,377.59 : 20,407,706.80 = 6,792,037.11 : x
  2. Step 2: Convert to fraction form
    13,613,377.59/20,407,706.80 = 6,792,037.11/x
  3. Step 3: Cross multiply
    13,613,377.59x = 20,407,706.80 × 6,792,037.11
  4. Step 4: Simplify right side
    13,613,377.59x = 138,609,901,898,619.27
  5. Step 5: Solve for x
    x = 138,609,901,898,619.27/13,613,377.59
  6. Step 6: Final answer
    x = 10,181,889.17

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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.