Home / 12,495,039.34-18,737,828.61-6,812,170.06

Finding the Fourth Proportional to 12,495,039.34, 18,737,828.61 and 6,812,170.06

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Solution

The fourth proportional to 12,495,039.34, 18,737,828.61 and 6,812,170.06 is: 10,215,676.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,495,039.34 : 18,737,828.61 = 6,812,170.06 : x
  2. Step 2: Convert to fraction form
    12,495,039.34/18,737,828.61 = 6,812,170.06/x
  3. Step 3: Cross multiply
    12,495,039.34x = 18,737,828.61 × 6,812,170.06
  4. Step 4: Simplify right side
    12,495,039.34x = 127,645,275,046,453.41
  5. Step 5: Solve for x
    x = 127,645,275,046,453.41/12,495,039.34
  6. Step 6: Final answer
    x = 10,215,676.12

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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.