Home / 19,058,018.73-28,570,955.67-8,267,190.63

Finding the Fourth Proportional to 19,058,018.73, 28,570,955.67 and 8,267,190.63

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Solution

The fourth proportional to 19,058,018.73, 28,570,955.67 and 8,267,190.63 is: 12,393,813.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,058,018.73 : 28,570,955.67 = 8,267,190.63 : x
  2. Step 2: Convert to fraction form
    19,058,018.73/28,570,955.67 = 8,267,190.63/x
  3. Step 3: Cross multiply
    19,058,018.73x = 28,570,955.67 × 8,267,190.63
  4. Step 4: Simplify right side
    19,058,018.73x = 236,201,537,005,169.38
  5. Step 5: Solve for x
    x = 236,201,537,005,169.38/19,058,018.73
  6. Step 6: Final answer
    x = 12,393,813.88

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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.