Home / 8,477,667.42-12,714,720.48-2,796,560.70

Finding the Fourth Proportional to 8,477,667.42, 12,714,720.48 and 2,796,560.70

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Solution

The fourth proportional to 8,477,667.42, 12,714,720.48 and 2,796,560.70 is: 4,194,253.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477,667.42 : 12,714,720.48 = 2,796,560.70 : x
  2. Step 2: Convert to fraction form
    8,477,667.42/12,714,720.48 = 2,796,560.70/x
  3. Step 3: Cross multiply
    8,477,667.42x = 12,714,720.48 × 2,796,560.70
  4. Step 4: Simplify right side
    8,477,667.42x = 35,557,487,605,853.14
  5. Step 5: Solve for x
    x = 35,557,487,605,853.14/8,477,667.42
  6. Step 6: Final answer
    x = 4,194,253.66

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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.