Home / 8,763,947.80-13,123,803.30-6,994,475.80

Finding the Fourth Proportional to 8,763,947.80, 13,123,803.30 and 6,994,475.80

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Solution

The fourth proportional to 8,763,947.80, 13,123,803.30 and 6,994,475.80 is: 10,474,061.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,763,947.80 : 13,123,803.30 = 6,994,475.80 : x
  2. Step 2: Convert to fraction form
    8,763,947.80/13,123,803.30 = 6,994,475.80/x
  3. Step 3: Cross multiply
    8,763,947.80x = 13,123,803.30 × 6,994,475.80
  4. Step 4: Simplify right side
    8,763,947.80x = 91,794,124,585,810.14
  5. Step 5: Solve for x
    x = 91,794,124,585,810.14/8,763,947.80
  6. Step 6: Final answer
    x = 10,474,061.08

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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.