Home / 9,363,379.44-12,916,290.06-7,622,921.10

Finding the Fourth Proportional to 9,363,379.44, 12,916,290.06 and 7,622,921.10

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Solution

The fourth proportional to 9,363,379.44, 12,916,290.06 and 7,622,921.10 is: 10,515,419.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,363,379.44 : 12,916,290.06 = 7,622,921.10 : x
  2. Step 2: Convert to fraction form
    9,363,379.44/12,916,290.06 = 7,622,921.10/x
  3. Step 3: Cross multiply
    9,363,379.44x = 12,916,290.06 × 7,622,921.10
  4. Step 4: Simplify right side
    9,363,379.44x = 98,459,860,032,094.27
  5. Step 5: Solve for x
    x = 98,459,860,032,094.27/9,363,379.44
  6. Step 6: Final answer
    x = 10,515,419.21

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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.