Home / 48,510,010.40-72,765,015.60-19,741,337.60

Finding the Fourth Proportional to 48,510,010.40, 72,765,015.60 and 19,741,337.60

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Solution

The fourth proportional to 48,510,010.40, 72,765,015.60 and 19,741,337.60 is: 29,612,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,510,010.40 : 72,765,015.60 = 19,741,337.60 : x
  2. Step 2: Convert to fraction form
    48,510,010.40/72,765,015.60 = 19,741,337.60/x
  3. Step 3: Cross multiply
    48,510,010.40x = 72,765,015.60 × 19,741,337.60
  4. Step 4: Simplify right side
    48,510,010.40x = 1,436,478,738,428,866.50
  5. Step 5: Solve for x
    x = 1,436,478,738,428,866.50/48,510,010.40
  6. Step 6: Final answer
    x = 29,612,006.40

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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.