Home / 7,817,665.08-11,739,811.86-5,089,855.80

Finding the Fourth Proportional to 7,817,665.08, 11,739,811.86 and 5,089,855.80

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Solution

The fourth proportional to 7,817,665.08, 11,739,811.86 and 5,089,855.80 is: 7,643,452.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,817,665.08 : 11,739,811.86 = 5,089,855.80 : x
  2. Step 2: Convert to fraction form
    7,817,665.08/11,739,811.86 = 5,089,855.80/x
  3. Step 3: Cross multiply
    7,817,665.08x = 11,739,811.86 × 5,089,855.80
  4. Step 4: Simplify right side
    7,817,665.08x = 59,753,949,486,529.78
  5. Step 5: Solve for x
    x = 59,753,949,486,529.78/7,817,665.08
  6. Step 6: Final answer
    x = 7,643,452.22

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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.