Home / 13,109,466.76-18,091,141.44-7,606,118.49

Finding the Fourth Proportional to 13,109,466.76, 18,091,141.44 and 7,606,118.49

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Solution

The fourth proportional to 13,109,466.76, 18,091,141.44 and 7,606,118.49 is: 10,496,488.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,109,466.76 : 18,091,141.44 = 7,606,118.49 : x
  2. Step 2: Convert to fraction form
    13,109,466.76/18,091,141.44 = 7,606,118.49/x
  3. Step 3: Cross multiply
    13,109,466.76x = 18,091,141.44 × 7,606,118.49
  4. Step 4: Simplify right side
    13,109,466.76x = 137,603,365,411,989.23
  5. Step 5: Solve for x
    x = 137,603,365,411,989.23/13,109,466.76
  6. Step 6: Final answer
    x = 10,496,488.37

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Double scale
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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.