Home / 13,096,039.73-18,072,722.06-7,515,195.71

Finding the Fourth Proportional to 13,096,039.73, 18,072,722.06 and 7,515,195.71

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Solution

The fourth proportional to 13,096,039.73, 18,072,722.06 and 7,515,195.71 is: 10,371,077.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,096,039.73 : 18,072,722.06 = 7,515,195.71 : x
  2. Step 2: Convert to fraction form
    13,096,039.73/18,072,722.06 = 7,515,195.71/x
  3. Step 3: Cross multiply
    13,096,039.73x = 18,072,722.06 × 7,515,195.71
  4. Step 4: Simplify right side
    13,096,039.73x = 135,820,043,165,394.77
  5. Step 5: Solve for x
    x = 135,820,043,165,394.77/13,096,039.73
  6. Step 6: Final answer
    x = 10,371,077.52

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1.5x scale

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.