Home / 19,421,117.70-29,143,340.55-8,060,381.70

Finding the Fourth Proportional to 19,421,117.70, 29,143,340.55 and 8,060,381.70

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Solution

The fourth proportional to 19,421,117.70, 29,143,340.55 and 8,060,381.70 is: 12,095,413.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,421,117.70 : 29,143,340.55 = 8,060,381.70 : x
  2. Step 2: Convert to fraction form
    19,421,117.70/29,143,340.55 = 8,060,381.70/x
  3. Step 3: Cross multiply
    19,421,117.70x = 29,143,340.55 × 8,060,381.70
  4. Step 4: Simplify right side
    19,421,117.70x = 234,906,448,846,087.94
  5. Step 5: Solve for x
    x = 234,906,448,846,087.94/19,421,117.70
  6. Step 6: Final answer
    x = 12,095,413.48

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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.