Home / 12,907,249.44-17,811,327.66-7,104,897.84

Finding the Fourth Proportional to 12,907,249.44, 17,811,327.66 and 7,104,897.84

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Solution

The fourth proportional to 12,907,249.44, 17,811,327.66 and 7,104,897.84 is: 9,804,386.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,907,249.44 : 17,811,327.66 = 7,104,897.84 : x
  2. Step 2: Convert to fraction form
    12,907,249.44/17,811,327.66 = 7,104,897.84/x
  3. Step 3: Cross multiply
    12,907,249.44x = 17,811,327.66 × 7,104,897.84
  4. Step 4: Simplify right side
    12,907,249.44x = 126,547,663,419,066.25
  5. Step 5: Solve for x
    x = 126,547,663,419,066.25/12,907,249.44
  6. Step 6: Final answer
    x = 9,804,386.60

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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.