Home / 21,850,513.60-32,788,892.40-9,069,685.60

Finding the Fourth Proportional to 21,850,513.60, 32,788,892.40 and 9,069,685.60

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Solution

The fourth proportional to 21,850,513.60, 32,788,892.40 and 9,069,685.60 is: 13,609,975.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,850,513.60 : 32,788,892.40 = 9,069,685.60 : x
  2. Step 2: Convert to fraction form
    21,850,513.60/32,788,892.40 = 9,069,685.60/x
  3. Step 3: Cross multiply
    21,850,513.60x = 32,788,892.40 × 9,069,685.60
  4. Step 4: Simplify right side
    21,850,513.60x = 297,384,945,240,229.44
  5. Step 5: Solve for x
    x = 297,384,945,240,229.44/21,850,513.60
  6. Step 6: Final answer
    x = 13,609,975.06

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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.