Home / 9,166,209.20-13,759,811.40-5,381,824.40

Finding the Fourth Proportional to 9,166,209.20, 13,759,811.40 and 5,381,824.40

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Solution

The fourth proportional to 9,166,209.20, 13,759,811.40 and 5,381,824.40 is: 8,078,900.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,166,209.20 : 13,759,811.40 = 5,381,824.40 : x
  2. Step 2: Convert to fraction form
    9,166,209.20/13,759,811.40 = 5,381,824.40/x
  3. Step 3: Cross multiply
    9,166,209.20x = 13,759,811.40 × 5,381,824.40
  4. Step 4: Simplify right side
    9,166,209.20x = 74,052,888,731,918.17
  5. Step 5: Solve for x
    x = 74,052,888,731,918.17/9,166,209.20
  6. Step 6: Final answer
    x = 8,078,900.13

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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.