Home / 9,261,961.80-13,892,942.70-4,213,272.30

Finding the Fourth Proportional to 9,261,961.80, 13,892,942.70 and 4,213,272.30

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Solution

The fourth proportional to 9,261,961.80, 13,892,942.70 and 4,213,272.30 is: 6,319,908.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261,961.80 : 13,892,942.70 = 4,213,272.30 : x
  2. Step 2: Convert to fraction form
    9,261,961.80/13,892,942.70 = 4,213,272.30/x
  3. Step 3: Cross multiply
    9,261,961.80x = 13,892,942.70 × 4,213,272.30
  4. Step 4: Simplify right side
    9,261,961.80x = 58,534,750,643,397.20
  5. Step 5: Solve for x
    x = 58,534,750,643,397.20/9,261,961.80
  6. Step 6: Final answer
    x = 6,319,908.45

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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.