Home / 5,239,128.55-7,226,100.15-4,626,199.93

Finding the Fourth Proportional to 5,239,128.55, 7,226,100.15 and 4,626,199.93

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Solution

The fourth proportional to 5,239,128.55, 7,226,100.15 and 4,626,199.93 is: 6,380,714.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239,128.55 : 7,226,100.15 = 4,626,199.93 : x
  2. Step 2: Convert to fraction form
    5,239,128.55/7,226,100.15 = 4,626,199.93/x
  3. Step 3: Cross multiply
    5,239,128.55x = 7,226,100.15 × 4,626,199.93
  4. Step 4: Simplify right side
    5,239,128.55x = 33,429,384,008,102.99
  5. Step 5: Solve for x
    x = 33,429,384,008,102.99/5,239,128.55
  6. Step 6: Final answer
    x = 6,380,714.60

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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.