Home / 21,827,201.20-32,740,801.80-9,043,457.20

Finding the Fourth Proportional to 21,827,201.20, 32,740,801.80 and 9,043,457.20

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Solution

The fourth proportional to 21,827,201.20, 32,740,801.80 and 9,043,457.20 is: 13,565,185.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,827,201.20 : 32,740,801.80 = 9,043,457.20 : x
  2. Step 2: Convert to fraction form
    21,827,201.20/32,740,801.80 = 9,043,457.20/x
  3. Step 3: Cross multiply
    21,827,201.20x = 32,740,801.80 × 9,043,457.20
  4. Step 4: Simplify right side
    21,827,201.20x = 296,090,039,771,982.94
  5. Step 5: Solve for x
    x = 296,090,039,771,982.94/21,827,201.20
  6. Step 6: Final answer
    x = 13,565,185.80

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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.