Home / 8,731,125.70-13,102,593.46-4,892,940.70

Finding the Fourth Proportional to 8,731,125.70, 13,102,593.46 and 4,892,940.70

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Solution

The fourth proportional to 8,731,125.70, 13,102,593.46 and 4,892,940.70 is: 7,342,720.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731,125.70 : 13,102,593.46 = 4,892,940.70 : x
  2. Step 2: Convert to fraction form
    8,731,125.70/13,102,593.46 = 4,892,940.70/x
  3. Step 3: Cross multiply
    8,731,125.70x = 13,102,593.46 × 4,892,940.70
  4. Step 4: Simplify right side
    8,731,125.70x = 64,110,212,815,987.83
  5. Step 5: Solve for x
    x = 64,110,212,815,987.83/8,731,125.70
  6. Step 6: Final answer
    x = 7,342,720.17

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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.