Home / 8,211,050.28-12,286,066.77-5,164,187.49

Finding the Fourth Proportional to 8,211,050.28, 12,286,066.77 and 5,164,187.49

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Solution

The fourth proportional to 8,211,050.28, 12,286,066.77 and 5,164,187.49 is: 7,727,093.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,211,050.28 : 12,286,066.77 = 5,164,187.49 : x
  2. Step 2: Convert to fraction form
    8,211,050.28/12,286,066.77 = 5,164,187.49/x
  3. Step 3: Cross multiply
    8,211,050.28x = 12,286,066.77 × 5,164,187.49
  4. Step 4: Simplify right side
    8,211,050.28x = 63,447,552,314,938.71
  5. Step 5: Solve for x
    x = 63,447,552,314,938.71/8,211,050.28
  6. Step 6: Final answer
    x = 7,727,093.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.