Home / 21,661,569.40-32,504,795.70-8,208,052.60

Finding the Fourth Proportional to 21,661,569.40, 32,504,795.70 and 8,208,052.60

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Solution

The fourth proportional to 21,661,569.40, 32,504,795.70 and 8,208,052.60 is: 12,316,793.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,661,569.40 : 32,504,795.70 = 8,208,052.60 : x
  2. Step 2: Convert to fraction form
    21,661,569.40/32,504,795.70 = 8,208,052.60/x
  3. Step 3: Cross multiply
    21,661,569.40x = 32,504,795.70 × 8,208,052.60
  4. Step 4: Simplify right side
    21,661,569.40x = 266,801,072,857,853.81
  5. Step 5: Solve for x
    x = 266,801,072,857,853.81/21,661,569.40
  6. Step 6: Final answer
    x = 12,316,793.30

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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.