Home / 28,347,462.47-39,131,590.33-19,060,415.66

Finding the Fourth Proportional to 28,347,462.47, 39,131,590.33 and 19,060,415.66

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Solution

The fourth proportional to 28,347,462.47, 39,131,590.33 and 19,060,415.66 is: 26,311,504.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,347,462.47 : 39,131,590.33 = 19,060,415.66 : x
  2. Step 2: Convert to fraction form
    28,347,462.47/39,131,590.33 = 19,060,415.66/x
  3. Step 3: Cross multiply
    28,347,462.47x = 39,131,590.33 × 19,060,415.66
  4. Step 4: Simplify right side
    28,347,462.47x = 745,864,377,260,230.38
  5. Step 5: Solve for x
    x = 745,864,377,260,230.38/28,347,462.47
  6. Step 6: Final answer
    x = 26,311,504.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.