Home / 9,505,792.86-13,117,997.15-5,154,877.86

Finding the Fourth Proportional to 9,505,792.86, 13,117,997.15 and 5,154,877.86

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Solution

The fourth proportional to 9,505,792.86, 13,117,997.15 and 5,154,877.86 is: 7,113,733.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,505,792.86 : 13,117,997.15 = 5,154,877.86 : x
  2. Step 2: Convert to fraction form
    9,505,792.86/13,117,997.15 = 5,154,877.86/x
  3. Step 3: Cross multiply
    9,505,792.86x = 13,117,997.15 × 5,154,877.86
  4. Step 4: Simplify right side
    9,505,792.86x = 67,621,673,076,078.10
  5. Step 5: Solve for x
    x = 67,621,673,076,078.10/9,505,792.86
  6. Step 6: Final answer
    x = 7,113,733.08

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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.