Home / 19,244,858.20-28,867,287.30-5,779,936.60

Finding the Fourth Proportional to 19,244,858.20, 28,867,287.30 and 5,779,936.60

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Solution

The fourth proportional to 19,244,858.20, 28,867,287.30 and 5,779,936.60 is: 8,669,904.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,244,858.20 : 28,867,287.30 = 5,779,936.60 : x
  2. Step 2: Convert to fraction form
    19,244,858.20/28,867,287.30 = 5,779,936.60/x
  3. Step 3: Cross multiply
    19,244,858.20x = 28,867,287.30 × 5,779,936.60
  4. Step 4: Simplify right side
    19,244,858.20x = 166,851,090,407,985.19
  5. Step 5: Solve for x
    x = 166,851,090,407,985.19/19,244,858.20
  6. Step 6: Final answer
    x = 8,669,904.90

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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.