Home / 8,658,942.36-11,939,561.88-6,476,491.32

Finding the Fourth Proportional to 8,658,942.36, 11,939,561.88 and 6,476,491.32

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Solution

The fourth proportional to 8,658,942.36, 11,939,561.88 and 6,476,491.32 is: 8,930,244.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,658,942.36 : 11,939,561.88 = 6,476,491.32 : x
  2. Step 2: Convert to fraction form
    8,658,942.36/11,939,561.88 = 6,476,491.32/x
  3. Step 3: Cross multiply
    8,658,942.36x = 11,939,561.88 × 6,476,491.32
  4. Step 4: Simplify right side
    8,658,942.36x = 77,326,468,880,422.89
  5. Step 5: Solve for x
    x = 77,326,468,880,422.89/8,658,942.36
  6. Step 6: Final answer
    x = 8,930,244.10

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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.