Home / 7,777,222.28-10,729,573.31-4,871,554.64

Finding the Fourth Proportional to 7,777,222.28, 10,729,573.31 and 4,871,554.64

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Solution

The fourth proportional to 7,777,222.28, 10,729,573.31 and 4,871,554.64 is: 6,720,870.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,777,222.28 : 10,729,573.31 = 4,871,554.64 : x
  2. Step 2: Convert to fraction form
    7,777,222.28/10,729,573.31 = 4,871,554.64/x
  3. Step 3: Cross multiply
    7,777,222.28x = 10,729,573.31 × 4,871,554.64
  4. Step 4: Simplify right side
    7,777,222.28x = 52,269,702,565,545.02
  5. Step 5: Solve for x
    x = 52,269,702,565,545.02/7,777,222.28
  6. Step 6: Final answer
    x = 6,720,870.35

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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.