Home / 12,767,541.44-17,603,270.88-8,176,314.56

Finding the Fourth Proportional to 12,767,541.44, 17,603,270.88 and 8,176,314.56

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Solution

The fourth proportional to 12,767,541.44, 17,603,270.88 and 8,176,314.56 is: 11,273,108.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,767,541.44 : 17,603,270.88 = 8,176,314.56 : x
  2. Step 2: Convert to fraction form
    12,767,541.44/17,603,270.88 = 8,176,314.56/x
  3. Step 3: Cross multiply
    12,767,541.44x = 17,603,270.88 × 8,176,314.56
  4. Step 4: Simplify right side
    12,767,541.44x = 143,929,879,999,768
  5. Step 5: Solve for x
    x = 143,929,879,999,768/12,767,541.44
  6. Step 6: Final answer
    x = 11,273,108.51

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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.