Home / 9,187,020.45-13,779,866.36-4,393,422.63

Finding the Fourth Proportional to 9,187,020.45, 13,779,866.36 and 4,393,422.63

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Solution

The fourth proportional to 9,187,020.45, 13,779,866.36 and 4,393,422.63 is: 6,589,816.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,187,020.45 : 13,779,866.36 = 4,393,422.63 : x
  2. Step 2: Convert to fraction form
    9,187,020.45/13,779,866.36 = 4,393,422.63/x
  3. Step 3: Cross multiply
    9,187,020.45x = 13,779,866.36 × 4,393,422.63
  4. Step 4: Simplify right side
    9,187,020.45x = 60,540,776,715,383.28
  5. Step 5: Solve for x
    x = 60,540,776,715,383.28/9,187,020.45
  6. Step 6: Final answer
    x = 6,589,816.26

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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.