Home / 39,920,080.60-55,090,428.72-23,412,111.64

Finding the Fourth Proportional to 39,920,080.60, 55,090,428.72 and 23,412,111.64

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Solution

The fourth proportional to 39,920,080.60, 55,090,428.72 and 23,412,111.64 is: 32,309,134.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,920,080.60 : 55,090,428.72 = 23,412,111.64 : x
  2. Step 2: Convert to fraction form
    39,920,080.60/55,090,428.72 = 23,412,111.64/x
  3. Step 3: Cross multiply
    39,920,080.60x = 55,090,428.72 × 23,412,111.64
  4. Step 4: Simplify right side
    39,920,080.60x = 1,289,783,267,488,102.25
  5. Step 5: Solve for x
    x = 1,289,783,267,488,102.25/39,920,080.60
  6. Step 6: Final answer
    x = 32,309,134.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.