Home / 10,508,147.31-14,500,914.28-6,160,129.48

Finding the Fourth Proportional to 10,508,147.31, 14,500,914.28 and 6,160,129.48

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Solution

The fourth proportional to 10,508,147.31, 14,500,914.28 and 6,160,129.48 is: 8,500,785.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,508,147.31 : 14,500,914.28 = 6,160,129.48 : x
  2. Step 2: Convert to fraction form
    10,508,147.31/14,500,914.28 = 6,160,129.48/x
  3. Step 3: Cross multiply
    10,508,147.31x = 14,500,914.28 × 6,160,129.48
  4. Step 4: Simplify right side
    10,508,147.31x = 89,327,509,580,557.53
  5. Step 5: Solve for x
    x = 89,327,509,580,557.53/10,508,147.31
  6. Step 6: Final answer
    x = 8,500,785.81

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.