Home / 13,183,715.20-19,775,572.80-10,916,233.60

Finding the Fourth Proportional to 13,183,715.20, 19,775,572.80 and 10,916,233.60

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Solution

The fourth proportional to 13,183,715.20, 19,775,572.80 and 10,916,233.60 is: 16,374,350.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,183,715.20 : 19,775,572.80 = 10,916,233.60 : x
  2. Step 2: Convert to fraction form
    13,183,715.20/19,775,572.80 = 10,916,233.60/x
  3. Step 3: Cross multiply
    13,183,715.20x = 19,775,572.80 × 10,916,233.60
  4. Step 4: Simplify right side
    13,183,715.20x = 215,874,772,258,606.09
  5. Step 5: Solve for x
    x = 215,874,772,258,606.09/13,183,715.20
  6. Step 6: Final answer
    x = 16,374,350.40

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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.