Home / 40,386,685-60,580,027.50-12,019,837

Finding the Fourth Proportional to 40,386,685, 60,580,027.50 and 12,019,837

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Solution

The fourth proportional to 40,386,685, 60,580,027.50 and 12,019,837 is: 18,029,755.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,386,685 : 60,580,027.50 = 12,019,837 : x
  2. Step 2: Convert to fraction form
    40,386,685/60,580,027.50 = 12,019,837/x
  3. Step 3: Cross multiply
    40,386,685x = 60,580,027.50 × 12,019,837
  4. Step 4: Simplify right side
    40,386,685x = 728,162,056,005,517.50
  5. Step 5: Solve for x
    x = 728,162,056,005,517.50/40,386,685
  6. Step 6: Final answer
    x = 18,029,755.50

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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.