Home / 13,547,389.44-20,324,625.60-7,862,148.48

Finding the Fourth Proportional to 13,547,389.44, 20,324,625.60 and 7,862,148.48

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Solution

The fourth proportional to 13,547,389.44, 20,324,625.60 and 7,862,148.48 is: 11,795,277.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,547,389.44 : 20,324,625.60 = 7,862,148.48 : x
  2. Step 2: Convert to fraction form
    13,547,389.44/20,324,625.60 = 7,862,148.48/x
  3. Step 3: Cross multiply
    13,547,389.44x = 20,324,625.60 × 7,862,148.48
  4. Step 4: Simplify right side
    13,547,389.44x = 159,795,224,267,609.09
  5. Step 5: Solve for x
    x = 159,795,224,267,609.09/13,547,389.44
  6. Step 6: Final answer
    x = 11,795,277.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.