Home / 12,061,636.80-18,086,234.40-4,484,702.40

Finding the Fourth Proportional to 12,061,636.80, 18,086,234.40 and 4,484,702.40

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Solution

The fourth proportional to 12,061,636.80, 18,086,234.40 and 4,484,702.40 is: 6,724,740.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,061,636.80 : 18,086,234.40 = 4,484,702.40 : x
  2. Step 2: Convert to fraction form
    12,061,636.80/18,086,234.40 = 4,484,702.40/x
  3. Step 3: Cross multiply
    12,061,636.80x = 18,086,234.40 × 4,484,702.40
  4. Step 4: Simplify right side
    12,061,636.80x = 81,111,378,820,642.56
  5. Step 5: Solve for x
    x = 81,111,378,820,642.56/12,061,636.80
  6. Step 6: Final answer
    x = 6,724,740.61

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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.