Home / 7,461,137.70-11,191,706.55-5,193,656.10

Finding the Fourth Proportional to 7,461,137.70, 11,191,706.55 and 5,193,656.10

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Solution

The fourth proportional to 7,461,137.70, 11,191,706.55 and 5,193,656.10 is: 7,790,484.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,461,137.70 : 11,191,706.55 = 5,193,656.10 : x
  2. Step 2: Convert to fraction form
    7,461,137.70/11,191,706.55 = 5,193,656.10/x
  3. Step 3: Cross multiply
    7,461,137.70x = 11,191,706.55 × 5,193,656.10
  4. Step 4: Simplify right side
    7,461,137.70x = 58,125,874,992,817.45
  5. Step 5: Solve for x
    x = 58,125,874,992,817.45/7,461,137.70
  6. Step 6: Final answer
    x = 7,790,484.15

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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.