Home / 14,987,331.64-20,683,018.42-9,184,992.44

Finding the Fourth Proportional to 14,987,331.64, 20,683,018.42 and 9,184,992.44

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Solution

The fourth proportional to 14,987,331.64, 20,683,018.42 and 9,184,992.44 is: 12,675,596.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,987,331.64 : 20,683,018.42 = 9,184,992.44 : x
  2. Step 2: Convert to fraction form
    14,987,331.64/20,683,018.42 = 9,184,992.44/x
  3. Step 3: Cross multiply
    14,987,331.64x = 20,683,018.42 × 9,184,992.44
  4. Step 4: Simplify right side
    14,987,331.64x = 189,973,367,824,080.75
  5. Step 5: Solve for x
    x = 189,973,367,824,080.75/14,987,331.64
  6. Step 6: Final answer
    x = 12,675,596.46

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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.