Home / 8,731,111.20-13,102,571.70-4,892,926.20

Finding the Fourth Proportional to 8,731,111.20, 13,102,571.70 and 4,892,926.20

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Solution

The fourth proportional to 8,731,111.20, 13,102,571.70 and 4,892,926.20 is: 7,342,698.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731,111.20 : 13,102,571.70 = 4,892,926.20 : x
  2. Step 2: Convert to fraction form
    8,731,111.20/13,102,571.70 = 4,892,926.20/x
  3. Step 3: Cross multiply
    8,731,111.20x = 13,102,571.70 × 4,892,926.20
  4. Step 4: Simplify right side
    8,731,111.20x = 64,109,916,358,308.54
  5. Step 5: Solve for x
    x = 64,109,916,358,308.54/8,731,111.20
  6. Step 6: Final answer
    x = 7,342,698.41

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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.