Home / 4,871,777.40-7,307,666.10-4,787,796.60

Finding the Fourth Proportional to 4,871,777.40, 7,307,666.10 and 4,787,796.60

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Solution

The fourth proportional to 4,871,777.40, 7,307,666.10 and 4,787,796.60 is: 7,181,694.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871,777.40 : 7,307,666.10 = 4,787,796.60 : x
  2. Step 2: Convert to fraction form
    4,871,777.40/7,307,666.10 = 4,787,796.60/x
  3. Step 3: Cross multiply
    4,871,777.40x = 7,307,666.10 × 4,787,796.60
  4. Step 4: Simplify right side
    4,871,777.40x = 34,987,618,907,515.25
  5. Step 5: Solve for x
    x = 34,987,618,907,515.25/4,871,777.40
  6. Step 6: Final answer
    x = 7,181,694.90

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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.