Home / 25,816,093.69-38,726,977.48-8,538,000.90

Finding the Fourth Proportional to 25,816,093.69, 38,726,977.48 and 8,538,000.90

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Solution

The fourth proportional to 25,816,093.69, 38,726,977.48 and 8,538,000.90 is: 12,807,939.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,816,093.69 : 38,726,977.48 = 8,538,000.90 : x
  2. Step 2: Convert to fraction form
    25,816,093.69/38,726,977.48 = 8,538,000.90/x
  3. Step 3: Cross multiply
    25,816,093.69x = 38,726,977.48 × 8,538,000.90
  4. Step 4: Simplify right side
    25,816,093.69x = 330,650,968,578,519.69
  5. Step 5: Solve for x
    x = 330,650,968,578,519.69/25,816,093.69
  6. Step 6: Final answer
    x = 12,807,939.60

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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.