Home / 8,729,683.11-12,047,902.34-4,809,833.28

Finding the Fourth Proportional to 8,729,683.11, 12,047,902.34 and 4,809,833.28

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Solution

The fourth proportional to 8,729,683.11, 12,047,902.34 and 4,809,833.28 is: 6,638,087.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729,683.11 : 12,047,902.34 = 4,809,833.28 : x
  2. Step 2: Convert to fraction form
    8,729,683.11/12,047,902.34 = 4,809,833.28/x
  3. Step 3: Cross multiply
    8,729,683.11x = 12,047,902.34 × 4,809,833.28
  4. Step 4: Simplify right side
    8,729,683.11x = 57,948,401,605,072.72
  5. Step 5: Solve for x
    x = 57,948,401,605,072.72/8,729,683.11
  6. Step 6: Final answer
    x = 6,638,087.65

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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.