Home / 13,056,537.20-19,584,805.80-9,871,487.60

Finding the Fourth Proportional to 13,056,537.20, 19,584,805.80 and 9,871,487.60

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Solution

The fourth proportional to 13,056,537.20, 19,584,805.80 and 9,871,487.60 is: 14,807,231.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,056,537.20 : 19,584,805.80 = 9,871,487.60 : x
  2. Step 2: Convert to fraction form
    13,056,537.20/19,584,805.80 = 9,871,487.60/x
  3. Step 3: Cross multiply
    13,056,537.20x = 19,584,805.80 × 9,871,487.60
  4. Step 4: Simplify right side
    13,056,537.20x = 193,331,167,603,108.09
  5. Step 5: Solve for x
    x = 193,331,167,603,108.09/13,056,537.20
  6. Step 6: Final answer
    x = 14,807,231.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.