Home / 5,447,399.61-8,160,469.37-4,243,685.74

Finding the Fourth Proportional to 5,447,399.61, 8,160,469.37 and 4,243,685.74

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Solution

The fourth proportional to 5,447,399.61, 8,160,469.37 and 4,243,685.74 is: 6,357,247.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447,399.61 : 8,160,469.37 = 4,243,685.74 : x
  2. Step 2: Convert to fraction form
    5,447,399.61/8,160,469.37 = 4,243,685.74/x
  3. Step 3: Cross multiply
    5,447,399.61x = 8,160,469.37 × 4,243,685.74
  4. Step 4: Simplify right side
    5,447,399.61x = 34,630,467,496,358.53
  5. Step 5: Solve for x
    x = 34,630,467,496,358.53/5,447,399.61
  6. Step 6: Final answer
    x = 6,357,247.49

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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.