Home / 11,232,378.80-16,848,568.20-10,791,479.60

Finding the Fourth Proportional to 11,232,378.80, 16,848,568.20 and 10,791,479.60

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Solution

The fourth proportional to 11,232,378.80, 16,848,568.20 and 10,791,479.60 is: 16,187,219.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,232,378.80 : 16,848,568.20 = 10,791,479.60 : x
  2. Step 2: Convert to fraction form
    11,232,378.80/16,848,568.20 = 10,791,479.60/x
  3. Step 3: Cross multiply
    11,232,378.80x = 16,848,568.20 × 10,791,479.60
  4. Step 4: Simplify right side
    11,232,378.80x = 181,820,980,019,508.72
  5. Step 5: Solve for x
    x = 181,820,980,019,508.72/11,232,378.80
  6. Step 6: Final answer
    x = 16,187,219.40

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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.