Home / 53,645,459.20-80,422,699.20-19,546,921.60

Finding the Fourth Proportional to 53,645,459.20, 80,422,699.20 and 19,546,921.60

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Solution

The fourth proportional to 53,645,459.20, 80,422,699.20 and 19,546,921.60 is: 29,303,807.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,645,459.20 : 80,422,699.20 = 19,546,921.60 : x
  2. Step 2: Convert to fraction form
    53,645,459.20/80,422,699.20 = 19,546,921.60/x
  3. Step 3: Cross multiply
    53,645,459.20x = 80,422,699.20 × 19,546,921.60
  4. Step 4: Simplify right side
    53,645,459.20x = 1,572,016,196,122,783
  5. Step 5: Solve for x
    x = 1,572,016,196,122,783/53,645,459.20
  6. Step 6: Final answer
    x = 29,303,807.25

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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.