Home / 5,158,410.06-7,118,778.51-2,866,667.34

Finding the Fourth Proportional to 5,158,410.06, 7,118,778.51 and 2,866,667.34

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Solution

The fourth proportional to 5,158,410.06, 7,118,778.51 and 2,866,667.34 is: 3,956,096.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158,410.06 : 7,118,778.51 = 2,866,667.34 : x
  2. Step 2: Convert to fraction form
    5,158,410.06/7,118,778.51 = 2,866,667.34/x
  3. Step 3: Cross multiply
    5,158,410.06x = 7,118,778.51 × 2,866,667.34
  4. Step 4: Simplify right side
    5,158,410.06x = 20,407,169,855,310.86
  5. Step 5: Solve for x
    x = 20,407,169,855,310.86/5,158,410.06
  6. Step 6: Final answer
    x = 3,956,096.86

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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.