Home / 5,141,338.10-7,712,007.15-2,621,914.10

Finding the Fourth Proportional to 5,141,338.10, 7,712,007.15 and 2,621,914.10

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Solution

The fourth proportional to 5,141,338.10, 7,712,007.15 and 2,621,914.10 is: 3,932,871.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141,338.10 : 7,712,007.15 = 2,621,914.10 : x
  2. Step 2: Convert to fraction form
    5,141,338.10/7,712,007.15 = 2,621,914.10/x
  3. Step 3: Cross multiply
    5,141,338.10x = 7,712,007.15 × 2,621,914.10
  4. Step 4: Simplify right side
    5,141,338.10x = 20,220,220,285,885.82
  5. Step 5: Solve for x
    x = 20,220,220,285,885.82/5,141,338.10
  6. Step 6: Final answer
    x = 3,932,871.15

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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.