Home / 18,110,630.80-24,990,400.46-12,243,031.61

Finding the Fourth Proportional to 18,110,630.80, 24,990,400.46 and 12,243,031.61

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Solution

The fourth proportional to 18,110,630.80, 24,990,400.46 and 12,243,031.61 is: 16,893,849.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,110,630.80 : 24,990,400.46 = 12,243,031.61 : x
  2. Step 2: Convert to fraction form
    18,110,630.80/24,990,400.46 = 12,243,031.61/x
  3. Step 3: Cross multiply
    18,110,630.80x = 24,990,400.46 × 12,243,031.61
  4. Step 4: Simplify right side
    18,110,630.80x = 305,958,262,683,994.12
  5. Step 5: Solve for x
    x = 305,958,262,683,994.12/18,110,630.80
  6. Step 6: Final answer
    x = 16,893,849.03

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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.