Home / 5,190,192.08-7,157,139.50-3,447,229.62

Finding the Fourth Proportional to 5,190,192.08, 7,157,139.50 and 3,447,229.62

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Solution

The fourth proportional to 5,190,192.08, 7,157,139.50 and 3,447,229.62 is: 4,753,639.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,190,192.08 : 7,157,139.50 = 3,447,229.62 : x
  2. Step 2: Convert to fraction form
    5,190,192.08/7,157,139.50 = 3,447,229.62/x
  3. Step 3: Cross multiply
    5,190,192.08x = 7,157,139.50 × 3,447,229.62
  4. Step 4: Simplify right side
    5,190,192.08x = 24,672,303,314,329.34
  5. Step 5: Solve for x
    x = 24,672,303,314,329.34/5,190,192.08
  6. Step 6: Final answer
    x = 4,753,639.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.