Home / 8,435,687.72-12,653,881.50-2,452,055.72

Finding the Fourth Proportional to 8,435,687.72, 12,653,881.50 and 2,452,055.72

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Solution

The fourth proportional to 8,435,687.72, 12,653,881.50 and 2,452,055.72 is: 3,678,185.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,435,687.72 : 12,653,881.50 = 2,452,055.72 : x
  2. Step 2: Convert to fraction form
    8,435,687.72/12,653,881.50 = 2,452,055.72/x
  3. Step 3: Cross multiply
    8,435,687.72x = 12,653,881.50 × 2,452,055.72
  4. Step 4: Simplify right side
    8,435,687.72x = 31,028,022,512,277.18
  5. Step 5: Solve for x
    x = 31,028,022,512,277.18/8,435,687.72
  6. Step 6: Final answer
    x = 3,678,185.29

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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.