Home / 9,327,273.71-12,871,297.90-5,197,091.45

Finding the Fourth Proportional to 9,327,273.71, 12,871,297.90 and 5,197,091.45

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Solution

The fourth proportional to 9,327,273.71, 12,871,297.90 and 5,197,091.45 is: 7,171,796.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,327,273.71 : 12,871,297.90 = 5,197,091.45 : x
  2. Step 2: Convert to fraction form
    9,327,273.71/12,871,297.90 = 5,197,091.45/x
  3. Step 3: Cross multiply
    9,327,273.71x = 12,871,297.90 × 5,197,091.45
  4. Step 4: Simplify right side
    9,327,273.71x = 66,893,312,266,492.96
  5. Step 5: Solve for x
    x = 66,893,312,266,492.96/9,327,273.71
  6. Step 6: Final answer
    x = 7,171,796.86

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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.