Home / 9,265,972.88-12,787,020.48-5,079,650.36

Finding the Fourth Proportional to 9,265,972.88, 12,787,020.48 and 5,079,650.36

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Solution

The fourth proportional to 9,265,972.88, 12,787,020.48 and 5,079,650.36 is: 7,009,905.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,265,972.88 : 12,787,020.48 = 5,079,650.36 : x
  2. Step 2: Convert to fraction form
    9,265,972.88/12,787,020.48 = 5,079,650.36/x
  3. Step 3: Cross multiply
    9,265,972.88x = 12,787,020.48 × 5,079,650.36
  4. Step 4: Simplify right side
    9,265,972.88x = 64,953,593,184,559.38
  5. Step 5: Solve for x
    x = 64,953,593,184,559.38/9,265,972.88
  6. Step 6: Final answer
    x = 7,009,905.38

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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.