Home / 52,130,340.80-78,195,511.20-18,040,356.80

Finding the Fourth Proportional to 52,130,340.80, 78,195,511.20 and 18,040,356.80

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Solution

The fourth proportional to 52,130,340.80, 78,195,511.20 and 18,040,356.80 is: 27,060,535.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,130,340.80 : 78,195,511.20 = 18,040,356.80 : x
  2. Step 2: Convert to fraction form
    52,130,340.80/78,195,511.20 = 18,040,356.80/x
  3. Step 3: Cross multiply
    52,130,340.80x = 78,195,511.20 × 18,040,356.80
  4. Step 4: Simplify right side
    52,130,340.80x = 1,410,674,922,206,396.25
  5. Step 5: Solve for x
    x = 1,410,674,922,206,396.25/52,130,340.80
  6. Step 6: Final answer
    x = 27,060,535.20

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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.