Home / 5,911,564.60-8,867,346.90-2,125,430.20

Finding the Fourth Proportional to 5,911,564.60, 8,867,346.90 and 2,125,430.20

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Solution

The fourth proportional to 5,911,564.60, 8,867,346.90 and 2,125,430.20 is: 3,188,145.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911,564.60 : 8,867,346.90 = 2,125,430.20 : x
  2. Step 2: Convert to fraction form
    5,911,564.60/8,867,346.90 = 2,125,430.20/x
  3. Step 3: Cross multiply
    5,911,564.60x = 8,867,346.90 × 2,125,430.20
  4. Step 4: Simplify right side
    5,911,564.60x = 18,846,926,895,136.38
  5. Step 5: Solve for x
    x = 18,846,926,895,136.38/5,911,564.60
  6. Step 6: Final answer
    x = 3,188,145.30

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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.