Home / 7,977,985.92-11,967,241.32-2,586,681

Finding the Fourth Proportional to 7,977,985.92, 11,967,241.32 and 2,586,681

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Solution

The fourth proportional to 7,977,985.92, 11,967,241.32 and 2,586,681 is: 3,880,106.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,977,985.92 : 11,967,241.32 = 2,586,681 : x
  2. Step 2: Convert to fraction form
    7,977,985.92/11,967,241.32 = 2,586,681/x
  3. Step 3: Cross multiply
    7,977,985.92x = 11,967,241.32 × 2,586,681
  4. Step 4: Simplify right side
    7,977,985.92x = 30,955,435,744,858.92
  5. Step 5: Solve for x
    x = 30,955,435,744,858.92/7,977,985.92
  6. Step 6: Final answer
    x = 3,880,106.59

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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.