Home / 18,569,163.64-25,627,287.18-10,420,434.04

Finding the Fourth Proportional to 18,569,163.64, 25,627,287.18 and 10,420,434.04

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Solution

The fourth proportional to 18,569,163.64, 25,627,287.18 and 10,420,434.04 is: 14,381,232.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,569,163.64 : 25,627,287.18 = 10,420,434.04 : x
  2. Step 2: Convert to fraction form
    18,569,163.64/25,627,287.18 = 10,420,434.04/x
  3. Step 3: Cross multiply
    18,569,163.64x = 25,627,287.18 × 10,420,434.04
  4. Step 4: Simplify right side
    18,569,163.64x = 267,047,455,683,327.59
  5. Step 5: Solve for x
    x = 267,047,455,683,327.59/18,569,163.64
  6. Step 6: Final answer
    x = 14,381,232.29

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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.