Home / 38,707,413.70-58,068,118.95-19,489,807.30

Finding the Fourth Proportional to 38,707,413.70, 58,068,118.95 and 19,489,807.30

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Solution

The fourth proportional to 38,707,413.70, 58,068,118.95 and 19,489,807.30 is: 29,238,234.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,707,413.70 : 58,068,118.95 = 19,489,807.30 : x
  2. Step 2: Convert to fraction form
    38,707,413.70/58,068,118.95 = 19,489,807.30/x
  3. Step 3: Cross multiply
    38,707,413.70x = 58,068,118.95 × 19,489,807.30
  4. Step 4: Simplify right side
    38,707,413.70x = 1,131,736,448,608,978.50
  5. Step 5: Solve for x
    x = 1,131,736,448,608,978.50/38,707,413.70
  6. Step 6: Final answer
    x = 29,238,234.76

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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.