Home / 13,096,047.72-18,072,733.10-7,515,203.70

Finding the Fourth Proportional to 13,096,047.72, 18,072,733.10 and 7,515,203.70

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Solution

The fourth proportional to 13,096,047.72, 18,072,733.10 and 7,515,203.70 is: 10,371,088.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,096,047.72 : 18,072,733.10 = 7,515,203.70 : x
  2. Step 2: Convert to fraction form
    13,096,047.72/18,072,733.10 = 7,515,203.70/x
  3. Step 3: Cross multiply
    13,096,047.72x = 18,072,733.10 × 7,515,203.70
  4. Step 4: Simplify right side
    13,096,047.72x = 135,820,270,662,232.48
  5. Step 5: Solve for x
    x = 135,820,270,662,232.48/13,096,047.72
  6. Step 6: Final answer
    x = 10,371,088.56

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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.