Home / 52,582,935.40-78,874,403.10-18,504,010.60

Finding the Fourth Proportional to 52,582,935.40, 78,874,403.10 and 18,504,010.60

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Solution

The fourth proportional to 52,582,935.40, 78,874,403.10 and 18,504,010.60 is: 27,756,015.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,582,935.40 : 78,874,403.10 = 18,504,010.60 : x
  2. Step 2: Convert to fraction form
    52,582,935.40/78,874,403.10 = 18,504,010.60/x
  3. Step 3: Cross multiply
    52,582,935.40x = 78,874,403.10 × 18,504,010.60
  4. Step 4: Simplify right side
    52,582,935.40x = 1,459,492,791,031,072.75
  5. Step 5: Solve for x
    x = 1,459,492,791,031,072.75/52,582,935.40
  6. Step 6: Final answer
    x = 27,756,015.90

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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.