Home / 21,971,242.80-32,956,864.20-6,829,815.60

Finding the Fourth Proportional to 21,971,242.80, 32,956,864.20 and 6,829,815.60

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Solution

The fourth proportional to 21,971,242.80, 32,956,864.20 and 6,829,815.60 is: 10,244,723.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,971,242.80 : 32,956,864.20 = 6,829,815.60 : x
  2. Step 2: Convert to fraction form
    21,971,242.80/32,956,864.20 = 6,829,815.60/x
  3. Step 3: Cross multiply
    21,971,242.80x = 32,956,864.20 × 6,829,815.60
  4. Step 4: Simplify right side
    21,971,242.80x = 225,089,305,240,241.50
  5. Step 5: Solve for x
    x = 225,089,305,240,241.50/21,971,242.80
  6. Step 6: Final answer
    x = 10,244,723.40

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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.