Home / 19,055,216.98-28,566,758.31-8,264,390.50

Finding the Fourth Proportional to 19,055,216.98, 28,566,758.31 and 8,264,390.50

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Solution

The fourth proportional to 19,055,216.98, 28,566,758.31 and 8,264,390.50 is: 12,389,617.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055,216.98 : 28,566,758.31 = 8,264,390.50 : x
  2. Step 2: Convert to fraction form
    19,055,216.98/28,566,758.31 = 8,264,390.50/x
  3. Step 3: Cross multiply
    19,055,216.98x = 28,566,758.31 × 8,264,390.50
  4. Step 4: Simplify right side
    19,055,216.98x = 236,086,845,992,960.03
  5. Step 5: Solve for x
    x = 236,086,845,992,960.03/19,055,216.98
  6. Step 6: Final answer
    x = 12,389,617.30

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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.