Home / 14,987,070.88-20,682,658.56-9,184,731.52

Finding the Fourth Proportional to 14,987,070.88, 20,682,658.56 and 9,184,731.52

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Solution

The fourth proportional to 14,987,070.88, 20,682,658.56 and 9,184,731.52 is: 12,675,236.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,987,070.88 : 20,682,658.56 = 9,184,731.52 : x
  2. Step 2: Convert to fraction form
    14,987,070.88/20,682,658.56 = 9,184,731.52/x
  3. Step 3: Cross multiply
    14,987,070.88x = 20,682,658.56 × 9,184,731.52
  4. Step 4: Simplify right side
    14,987,070.88x = 189,964,665,993,429.78
  5. Step 5: Solve for x
    x = 189,964,665,993,429.78/14,987,070.88
  6. Step 6: Final answer
    x = 12,675,236.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.