Home / 9,763,103.90-13,470,356.41-7,691,689.89

Finding the Fourth Proportional to 9,763,103.90, 13,470,356.41 and 7,691,689.89

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Solution

The fourth proportional to 9,763,103.90, 13,470,356.41 and 7,691,689.89 is: 10,612,383.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,763,103.90 : 13,470,356.41 = 7,691,689.89 : x
  2. Step 2: Convert to fraction form
    9,763,103.90/13,470,356.41 = 7,691,689.89/x
  3. Step 3: Cross multiply
    9,763,103.90x = 13,470,356.41 × 7,691,689.89
  4. Step 4: Simplify right side
    9,763,103.90x = 103,609,804,107,683.45
  5. Step 5: Solve for x
    x = 103,609,804,107,683.45/9,763,103.90
  6. Step 6: Final answer
    x = 10,612,383.65

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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.