Home / 12,851,520.10-19,276,733.40-4,331,842.90

Finding the Fourth Proportional to 12,851,520.10, 19,276,733.40 and 4,331,842.90

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Solution

The fourth proportional to 12,851,520.10, 19,276,733.40 and 4,331,842.90 is: 6,497,580.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,851,520.10 : 19,276,733.40 = 4,331,842.90 : x
  2. Step 2: Convert to fraction form
    12,851,520.10/19,276,733.40 = 4,331,842.90/x
  3. Step 3: Cross multiply
    12,851,520.10x = 19,276,733.40 × 4,331,842.90
  4. Step 4: Simplify right side
    12,851,520.10x = 83,503,780,713,982.86
  5. Step 5: Solve for x
    x = 83,503,780,713,982.86/12,851,520.10
  6. Step 6: Final answer
    x = 6,497,580.06

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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.