Home / 8,448,900.98-12,668,290.32-2,689,146.68

Finding the Fourth Proportional to 8,448,900.98, 12,668,290.32 and 2,689,146.68

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Solution

The fourth proportional to 8,448,900.98, 12,668,290.32 and 2,689,146.68 is: 4,032,109.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448,900.98 : 12,668,290.32 = 2,689,146.68 : x
  2. Step 2: Convert to fraction form
    8,448,900.98/12,668,290.32 = 2,689,146.68/x
  3. Step 3: Cross multiply
    8,448,900.98x = 12,668,290.32 × 2,689,146.68
  4. Step 4: Simplify right side
    8,448,900.98x = 34,066,890,855,304.14
  5. Step 5: Solve for x
    x = 34,066,890,855,304.14/8,448,900.98
  6. Step 6: Final answer
    x = 4,032,109.14

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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.