Home / 6,795,480.81-10,181,263.77-6,390,921.45

Finding the Fourth Proportional to 6,795,480.81, 10,181,263.77 and 6,390,921.45

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Solution

The fourth proportional to 6,795,480.81, 10,181,263.77 and 6,390,921.45 is: 9,575,136.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,795,480.81 : 10,181,263.77 = 6,390,921.45 : x
  2. Step 2: Convert to fraction form
    6,795,480.81/10,181,263.77 = 6,390,921.45/x
  3. Step 3: Cross multiply
    6,795,480.81x = 10,181,263.77 × 6,390,921.45
  4. Step 4: Simplify right side
    6,795,480.81x = 65,067,657,015,800.87
  5. Step 5: Solve for x
    x = 65,067,657,015,800.87/6,795,480.81
  6. Step 6: Final answer
    x = 9,575,136.60

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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.