Home / 10,966,971.66-15,134,893.59-6,072,193.71

Finding the Fourth Proportional to 10,966,971.66, 15,134,893.59 and 6,072,193.71

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Solution

The fourth proportional to 10,966,971.66, 15,134,893.59 and 6,072,193.71 is: 8,379,889.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,966,971.66 : 15,134,893.59 = 6,072,193.71 : x
  2. Step 2: Convert to fraction form
    10,966,971.66/15,134,893.59 = 6,072,193.71/x
  3. Step 3: Cross multiply
    10,966,971.66x = 15,134,893.59 × 6,072,193.71
  4. Step 4: Simplify right side
    10,966,971.66x = 91,902,005,658,717.31
  5. Step 5: Solve for x
    x = 91,902,005,658,717.31/10,966,971.66
  6. Step 6: Final answer
    x = 8,379,889.04

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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.