Home / 12,275,855.40-16,941,689.38-6,770,307.32

Finding the Fourth Proportional to 12,275,855.40, 16,941,689.38 and 6,770,307.32

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Solution

The fourth proportional to 12,275,855.40, 16,941,689.38 and 6,770,307.32 is: 9,343,580.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,275,855.40 : 16,941,689.38 = 6,770,307.32 : x
  2. Step 2: Convert to fraction form
    12,275,855.40/16,941,689.38 = 6,770,307.32/x
  3. Step 3: Cross multiply
    12,275,855.40x = 16,941,689.38 × 6,770,307.32
  4. Step 4: Simplify right side
    12,275,855.40x = 114,700,443,622,580.27
  5. Step 5: Solve for x
    x = 114,700,443,622,580.27/12,275,855.40
  6. Step 6: Final answer
    x = 9,343,580.54

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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.