Home / 13,871,992.07-20,812,609.24-4,650,877.02

Finding the Fourth Proportional to 13,871,992.07, 20,812,609.24 and 4,650,877.02

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Solution

The fourth proportional to 13,871,992.07, 20,812,609.24 and 4,650,877.02 is: 6,977,864.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,871,992.07 : 20,812,609.24 = 4,650,877.02 : x
  2. Step 2: Convert to fraction form
    13,871,992.07/20,812,609.24 = 4,650,877.02/x
  3. Step 3: Cross multiply
    13,871,992.07x = 20,812,609.24 × 4,650,877.02
  4. Step 4: Simplify right side
    13,871,992.07x = 96,796,886,106,975.75
  5. Step 5: Solve for x
    x = 96,796,886,106,975.75/13,871,992.07
  6. Step 6: Final answer
    x = 6,977,864.87

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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.