Home / 20,317,107.44-28,036,152.60-11,615,646.80

Finding the Fourth Proportional to 20,317,107.44, 28,036,152.60 and 11,615,646.80

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Solution

The fourth proportional to 20,317,107.44, 28,036,152.60 and 11,615,646.80 is: 16,028,760.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,317,107.44 : 28,036,152.60 = 11,615,646.80 : x
  2. Step 2: Convert to fraction form
    20,317,107.44/28,036,152.60 = 11,615,646.80/x
  3. Step 3: Cross multiply
    20,317,107.44x = 28,036,152.60 × 11,615,646.80
  4. Step 4: Simplify right side
    20,317,107.44x = 325,658,046,232,501.69
  5. Step 5: Solve for x
    x = 325,658,046,232,501.69/20,317,107.44
  6. Step 6: Final answer
    x = 16,028,760.35

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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.