Home / 13,062,912.45-19,602,009.37-4,871,213.93

Finding the Fourth Proportional to 13,062,912.45, 19,602,009.37 and 4,871,213.93

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Solution

The fourth proportional to 13,062,912.45, 19,602,009.37 and 4,871,213.93 is: 7,309,670.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,062,912.45 : 19,602,009.37 = 4,871,213.93 : x
  2. Step 2: Convert to fraction form
    13,062,912.45/19,602,009.37 = 4,871,213.93/x
  3. Step 3: Cross multiply
    13,062,912.45x = 19,602,009.37 × 4,871,213.93
  4. Step 4: Simplify right side
    13,062,912.45x = 95,485,581,099,134.52
  5. Step 5: Solve for x
    x = 95,485,581,099,134.52/13,062,912.45
  6. Step 6: Final answer
    x = 7,309,670.14

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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.