Home / 10,577,078.20-15,865,617.30-7,217,846.20

Finding the Fourth Proportional to 10,577,078.20, 15,865,617.30 and 7,217,846.20

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Solution

The fourth proportional to 10,577,078.20, 15,865,617.30 and 7,217,846.20 is: 10,826,769.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,577,078.20 : 15,865,617.30 = 7,217,846.20 : x
  2. Step 2: Convert to fraction form
    10,577,078.20/15,865,617.30 = 7,217,846.20/x
  3. Step 3: Cross multiply
    10,577,078.20x = 15,865,617.30 × 7,217,846.20
  4. Step 4: Simplify right side
    10,577,078.20x = 114,515,585,539,459.27
  5. Step 5: Solve for x
    x = 114,515,585,539,459.27/10,577,078.20
  6. Step 6: Final answer
    x = 10,826,769.30

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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.