Home / 9,287,176.32-12,815,600.22-5,212,008

Finding the Fourth Proportional to 9,287,176.32, 12,815,600.22 and 5,212,008

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Solution

The fourth proportional to 9,287,176.32, 12,815,600.22 and 5,212,008 is: 7,192,176.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,287,176.32 : 12,815,600.22 = 5,212,008 : x
  2. Step 2: Convert to fraction form
    9,287,176.32/12,815,600.22 = 5,212,008/x
  3. Step 3: Cross multiply
    9,287,176.32x = 12,815,600.22 × 5,212,008
  4. Step 4: Simplify right side
    9,287,176.32x = 66,795,010,871,441.77
  5. Step 5: Solve for x
    x = 66,795,010,871,441.77/9,287,176.32
  6. Step 6: Final answer
    x = 7,192,176.46

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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.