Home / 5,255,070.21-7,254,438.18-3,079,311.39

Finding the Fourth Proportional to 5,255,070.21, 7,254,438.18 and 3,079,311.39

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Solution

The fourth proportional to 5,255,070.21, 7,254,438.18 and 3,079,311.39 is: 4,250,880.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255,070.21 : 7,254,438.18 = 3,079,311.39 : x
  2. Step 2: Convert to fraction form
    5,255,070.21/7,254,438.18 = 3,079,311.39/x
  3. Step 3: Cross multiply
    5,255,070.21x = 7,254,438.18 × 3,079,311.39
  4. Step 4: Simplify right side
    5,255,070.21x = 22,338,674,115,724.87
  5. Step 5: Solve for x
    x = 22,338,674,115,724.87/5,255,070.21
  6. Step 6: Final answer
    x = 4,250,880.24

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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.