Home / 8,297,976.12-12,439,864.66-3,184,075.88

Finding the Fourth Proportional to 8,297,976.12, 12,439,864.66 and 3,184,075.88

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Solution

The fourth proportional to 8,297,976.12, 12,439,864.66 and 3,184,075.88 is: 4,773,389.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,297,976.12 : 12,439,864.66 = 3,184,075.88 : x
  2. Step 2: Convert to fraction form
    8,297,976.12/12,439,864.66 = 3,184,075.88/x
  3. Step 3: Cross multiply
    8,297,976.12x = 12,439,864.66 × 3,184,075.88
  4. Step 4: Simplify right side
    8,297,976.12x = 39,609,473,014,370.40
  5. Step 5: Solve for x
    x = 39,609,473,014,370.40/8,297,976.12
  6. Step 6: Final answer
    x = 4,773,389.61

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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.