Home / 53,505,846.60-80,258,769.90-13,116,330.60

Finding the Fourth Proportional to 53,505,846.60, 80,258,769.90 and 13,116,330.60

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Solution

The fourth proportional to 53,505,846.60, 80,258,769.90 and 13,116,330.60 is: 19,674,495.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,505,846.60 : 80,258,769.90 = 13,116,330.60 : x
  2. Step 2: Convert to fraction form
    53,505,846.60/80,258,769.90 = 13,116,330.60/x
  3. Step 3: Cross multiply
    53,505,846.60x = 80,258,769.90 × 13,116,330.60
  4. Step 4: Simplify right side
    53,505,846.60x = 1,052,700,559,557,729
  5. Step 5: Solve for x
    x = 1,052,700,559,557,729/53,505,846.60
  6. Step 6: Final answer
    x = 19,674,495.90

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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.