Home / 11,391,877.56-15,720,733.62-6,164,881.86

Finding the Fourth Proportional to 11,391,877.56, 15,720,733.62 and 6,164,881.86

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Solution

The fourth proportional to 11,391,877.56, 15,720,733.62 and 6,164,881.86 is: 8,507,505.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,391,877.56 : 15,720,733.62 = 6,164,881.86 : x
  2. Step 2: Convert to fraction form
    11,391,877.56/15,720,733.62 = 6,164,881.86/x
  3. Step 3: Cross multiply
    11,391,877.56x = 15,720,733.62 × 6,164,881.86
  4. Step 4: Simplify right side
    11,391,877.56x = 96,916,465,519,830.14
  5. Step 5: Solve for x
    x = 96,916,465,519,830.14/11,391,877.56
  6. Step 6: Final answer
    x = 8,507,505.90

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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.