Home / 11,892,000.30-17,838,000.45-8,304,773.55

Finding the Fourth Proportional to 11,892,000.30, 17,838,000.45 and 8,304,773.55

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Solution

The fourth proportional to 11,892,000.30, 17,838,000.45 and 8,304,773.55 is: 12,457,160.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,892,000.30 : 17,838,000.45 = 8,304,773.55 : x
  2. Step 2: Convert to fraction form
    11,892,000.30/17,838,000.45 = 8,304,773.55/x
  3. Step 3: Cross multiply
    11,892,000.30x = 17,838,000.45 × 8,304,773.55
  4. Step 4: Simplify right side
    11,892,000.30x = 148,140,554,322,048.09
  5. Step 5: Solve for x
    x = 148,140,554,322,048.09/11,892,000.30
  6. Step 6: Final answer
    x = 12,457,160.33

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1.5x scale

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.