Home / 28,025,393.82-42,039,356.40-8,593,201.71

Finding the Fourth Proportional to 28,025,393.82, 42,039,356.40 and 8,593,201.71

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Solution

The fourth proportional to 28,025,393.82, 42,039,356.40 and 8,593,201.71 is: 12,890,190.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,025,393.82 : 42,039,356.40 = 8,593,201.71 : x
  2. Step 2: Convert to fraction form
    28,025,393.82/42,039,356.40 = 8,593,201.71/x
  3. Step 3: Cross multiply
    28,025,393.82x = 42,039,356.40 × 8,593,201.71
  4. Step 4: Simplify right side
    28,025,393.82x = 361,252,669,303,779.50
  5. Step 5: Solve for x
    x = 361,252,669,303,779.50/28,025,393.82
  6. Step 6: Final answer
    x = 12,890,190.65

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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.