Home / 7,736,114.40-11,604,171.60-3,909,739.20

Finding the Fourth Proportional to 7,736,114.40, 11,604,171.60 and 3,909,739.20

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Solution

The fourth proportional to 7,736,114.40, 11,604,171.60 and 3,909,739.20 is: 5,864,608.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736,114.40 : 11,604,171.60 = 3,909,739.20 : x
  2. Step 2: Convert to fraction form
    7,736,114.40/11,604,171.60 = 3,909,739.20/x
  3. Step 3: Cross multiply
    7,736,114.40x = 11,604,171.60 × 3,909,739.20
  4. Step 4: Simplify right side
    7,736,114.40x = 45,369,284,588,046.72
  5. Step 5: Solve for x
    x = 45,369,284,588,046.72/7,736,114.40
  6. Step 6: Final answer
    x = 5,864,608.80

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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.