Home / 5,429,302.92-8,142,145.92-2,190,003.96

Finding the Fourth Proportional to 5,429,302.92, 8,142,145.92 and 2,190,003.96

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Solution

The fourth proportional to 5,429,302.92, 8,142,145.92 and 2,190,003.96 is: 3,284,276.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429,302.92 : 8,142,145.92 = 2,190,003.96 : x
  2. Step 2: Convert to fraction form
    5,429,302.92/8,142,145.92 = 2,190,003.96/x
  3. Step 3: Cross multiply
    5,429,302.92x = 8,142,145.92 × 2,190,003.96
  4. Step 4: Simplify right side
    5,429,302.92x = 17,831,331,807,697.84
  5. Step 5: Solve for x
    x = 17,831,331,807,697.84/5,429,302.92
  6. Step 6: Final answer
    x = 3,284,276.47

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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.