Home / 12,780,091.40-19,170,137.10-6,061,627.40

Finding the Fourth Proportional to 12,780,091.40, 19,170,137.10 and 6,061,627.40

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Solution

The fourth proportional to 12,780,091.40, 19,170,137.10 and 6,061,627.40 is: 9,092,441.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,780,091.40 : 19,170,137.10 = 6,061,627.40 : x
  2. Step 2: Convert to fraction form
    12,780,091.40/19,170,137.10 = 6,061,627.40/x
  3. Step 3: Cross multiply
    12,780,091.40x = 19,170,137.10 × 6,061,627.40
  4. Step 4: Simplify right side
    12,780,091.40x = 116,202,228,307,116.56
  5. Step 5: Solve for x
    x = 116,202,228,307,116.56/12,780,091.40
  6. Step 6: Final answer
    x = 9,092,441.10

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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.