Home / 12,348,047.81-17,040,305.98-6,915,539.81

Finding the Fourth Proportional to 12,348,047.81, 17,040,305.98 and 6,915,539.81

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Solution

The fourth proportional to 12,348,047.81, 17,040,305.98 and 6,915,539.81 is: 9,543,444.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,348,047.81 : 17,040,305.98 = 6,915,539.81 : x
  2. Step 2: Convert to fraction form
    12,348,047.81/17,040,305.98 = 6,915,539.81/x
  3. Step 3: Cross multiply
    12,348,047.81x = 17,040,305.98 × 6,915,539.81
  4. Step 4: Simplify right side
    12,348,047.81x = 117,842,914,430,516.25
  5. Step 5: Solve for x
    x = 117,842,914,430,516.25/12,348,047.81
  6. Step 6: Final answer
    x = 9,543,444.94

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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.