Home / 36,814,565.80-55,221,848.70-12,551,331.70

Finding the Fourth Proportional to 36,814,565.80, 55,221,848.70 and 12,551,331.70

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Solution

The fourth proportional to 36,814,565.80, 55,221,848.70 and 12,551,331.70 is: 18,826,997.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,814,565.80 : 55,221,848.70 = 12,551,331.70 : x
  2. Step 2: Convert to fraction form
    36,814,565.80/55,221,848.70 = 12,551,331.70/x
  3. Step 3: Cross multiply
    36,814,565.80x = 55,221,848.70 × 12,551,331.70
  4. Step 4: Simplify right side
    36,814,565.80x = 693,107,740,120,913.75
  5. Step 5: Solve for x
    x = 693,107,740,120,913.75/36,814,565.80
  6. Step 6: Final answer
    x = 18,826,997.55

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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.