Home / 19,055,239.46-28,566,791.28-8,264,412.98

Finding the Fourth Proportional to 19,055,239.46, 28,566,791.28 and 8,264,412.98

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Solution

The fourth proportional to 19,055,239.46, 28,566,791.28 and 8,264,412.98 is: 12,389,650.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055,239.46 : 28,566,791.28 = 8,264,412.98 : x
  2. Step 2: Convert to fraction form
    19,055,239.46/28,566,791.28 = 8,264,412.98/x
  3. Step 3: Cross multiply
    19,055,239.46x = 28,566,791.28 × 8,264,412.98
  4. Step 4: Simplify right side
    19,055,239.46x = 236,087,760,651,382.84
  5. Step 5: Solve for x
    x = 236,087,760,651,382.84/19,055,239.46
  6. Step 6: Final answer
    x = 12,389,650.69

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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.