Home / 7,777,213.65-10,729,561.47-4,871,546.01

Finding the Fourth Proportional to 7,777,213.65, 10,729,561.47 and 4,871,546.01

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Solution

The fourth proportional to 7,777,213.65, 10,729,561.47 and 4,871,546.01 is: 6,720,858.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,777,213.65 : 10,729,561.47 = 4,871,546.01 : x
  2. Step 2: Convert to fraction form
    7,777,213.65/10,729,561.47 = 4,871,546.01/x
  3. Step 3: Cross multiply
    7,777,213.65x = 10,729,561.47 × 4,871,546.01
  4. Step 4: Simplify right side
    7,777,213.65x = 52,269,552,368,228.23
  5. Step 5: Solve for x
    x = 52,269,552,368,228.23/7,777,213.65
  6. Step 6: Final answer
    x = 6,720,858.49

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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.