Home / 6,919,075.20-10,379,605.24-2,127,166.88

Finding the Fourth Proportional to 6,919,075.20, 10,379,605.24 and 2,127,166.88

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Solution

The fourth proportional to 6,919,075.20, 10,379,605.24 and 2,127,166.88 is: 3,191,055.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,919,075.20 : 10,379,605.24 = 2,127,166.88 : x
  2. Step 2: Convert to fraction form
    6,919,075.20/10,379,605.24 = 2,127,166.88/x
  3. Step 3: Cross multiply
    6,919,075.20x = 10,379,605.24 × 2,127,166.88
  4. Step 4: Simplify right side
    6,919,075.20x = 22,079,152,494,002.45
  5. Step 5: Solve for x
    x = 22,079,152,494,002.45/6,919,075.20
  6. Step 6: Final answer
    x = 3,191,055.43

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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.