Home / 21,686,643.92-32,530,199.16-6,540,706.64

Finding the Fourth Proportional to 21,686,643.92, 32,530,199.16 and 6,540,706.64

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Solution

The fourth proportional to 21,686,643.92, 32,530,199.16 and 6,540,706.64 is: 9,811,130.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,686,643.92 : 32,530,199.16 = 6,540,706.64 : x
  2. Step 2: Convert to fraction form
    21,686,643.92/32,530,199.16 = 6,540,706.64/x
  3. Step 3: Cross multiply
    21,686,643.92x = 32,530,199.16 × 6,540,706.64
  4. Step 4: Simplify right side
    21,686,643.92x = 212,770,489,646,334.41
  5. Step 5: Solve for x
    x = 212,770,489,646,334.41/21,686,643.92
  6. Step 6: Final answer
    x = 9,811,130.32

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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.