Home / 5,586,722.20-8,380,083.30-1,992,606.40

Finding the Fourth Proportional to 5,586,722.20, 8,380,083.30 and 1,992,606.40

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Solution

The fourth proportional to 5,586,722.20, 8,380,083.30 and 1,992,606.40 is: 2,988,909.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586,722.20 : 8,380,083.30 = 1,992,606.40 : x
  2. Step 2: Convert to fraction form
    5,586,722.20/8,380,083.30 = 1,992,606.40/x
  3. Step 3: Cross multiply
    5,586,722.20x = 8,380,083.30 × 1,992,606.40
  4. Step 4: Simplify right side
    5,586,722.20x = 16,698,207,616,113.12
  5. Step 5: Solve for x
    x = 16,698,207,616,113.12/5,586,722.20
  6. Step 6: Final answer
    x = 2,988,909.60

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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.