Home / 5,670,911.20-8,506,366.80-3,543,397.60

Finding the Fourth Proportional to 5,670,911.20, 8,506,366.80 and 3,543,397.60

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Solution

The fourth proportional to 5,670,911.20, 8,506,366.80 and 3,543,397.60 is: 5,315,096.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,670,911.20 : 8,506,366.80 = 3,543,397.60 : x
  2. Step 2: Convert to fraction form
    5,670,911.20/8,506,366.80 = 3,543,397.60/x
  3. Step 3: Cross multiply
    5,670,911.20x = 8,506,366.80 × 3,543,397.60
  4. Step 4: Simplify right side
    5,670,911.20x = 30,141,439,703,839.68
  5. Step 5: Solve for x
    x = 30,141,439,703,839.68/5,670,911.20
  6. Step 6: Final answer
    x = 5,315,096.40

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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.