Home / 9,320,984.75-12,863,358.03-5,191,015.87

Finding the Fourth Proportional to 9,320,984.75, 12,863,358.03 and 5,191,015.87

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Solution

The fourth proportional to 9,320,984.75, 12,863,358.03 and 5,191,015.87 is: 7,163,824.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320,984.75 : 12,863,358.03 = 5,191,015.87 : x
  2. Step 2: Convert to fraction form
    9,320,984.75/12,863,358.03 = 5,191,015.87/x
  3. Step 3: Cross multiply
    9,320,984.75x = 12,863,358.03 × 5,191,015.87
  4. Step 4: Simplify right side
    9,320,984.75x = 66,773,895,584,950.07
  5. Step 5: Solve for x
    x = 66,773,895,584,950.07/9,320,984.75
  6. Step 6: Final answer
    x = 7,163,824.15

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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.