Home / 47,511,021.56-65,565,389.58-25,780,989.56

Finding the Fourth Proportional to 47,511,021.56, 65,565,389.58 and 25,780,989.56

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Solution

The fourth proportional to 47,511,021.56, 65,565,389.58 and 25,780,989.56 is: 35,577,863.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,511,021.56 : 65,565,389.58 = 25,780,989.56 : x
  2. Step 2: Convert to fraction form
    47,511,021.56/65,565,389.58 = 25,780,989.56/x
  3. Step 3: Cross multiply
    47,511,021.56x = 65,565,389.58 × 25,780,989.56
  4. Step 4: Simplify right side
    47,511,021.56x = 1,690,340,624,259,312.75
  5. Step 5: Solve for x
    x = 1,690,340,624,259,312.75/47,511,021.56
  6. Step 6: Final answer
    x = 35,577,863.17

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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.