Home / 9,515,834.98-13,131,500.52-5,164,827.82

Finding the Fourth Proportional to 9,515,834.98, 13,131,500.52 and 5,164,827.82

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Solution

The fourth proportional to 9,515,834.98, 13,131,500.52 and 5,164,827.82 is: 7,127,271.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,834.98 : 13,131,500.52 = 5,164,827.82 : x
  2. Step 2: Convert to fraction form
    9,515,834.98/13,131,500.52 = 5,164,827.82/x
  3. Step 3: Cross multiply
    9,515,834.98x = 13,131,500.52 × 5,164,827.82
  4. Step 4: Simplify right side
    9,515,834.98x = 67,821,939,204,040.47
  5. Step 5: Solve for x
    x = 67,821,939,204,040.47/9,515,834.98
  6. Step 6: Final answer
    x = 7,127,271.47

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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.