Home / 12,007,797.21-16,570,562.32-6,501,128.04

Finding the Fourth Proportional to 12,007,797.21, 16,570,562.32 and 6,501,128.04

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Solution

The fourth proportional to 12,007,797.21, 16,570,562.32 and 6,501,128.04 is: 8,971,449.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,007,797.21 : 16,570,562.32 = 6,501,128.04 : x
  2. Step 2: Convert to fraction form
    12,007,797.21/16,570,562.32 = 6,501,128.04/x
  3. Step 3: Cross multiply
    12,007,797.21x = 16,570,562.32 × 6,501,128.04
  4. Step 4: Simplify right side
    12,007,797.21x = 107,727,347,337,119.45
  5. Step 5: Solve for x
    x = 107,727,347,337,119.45/12,007,797.21
  6. Step 6: Final answer
    x = 8,971,449.59

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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.