Home / 13,742,013.76-20,614,101.72-3,644,634.76

Finding the Fourth Proportional to 13,742,013.76, 20,614,101.72 and 3,644,634.76

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Solution

The fourth proportional to 13,742,013.76, 20,614,101.72 and 3,644,634.76 is: 5,467,238.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,742,013.76 : 20,614,101.72 = 3,644,634.76 : x
  2. Step 2: Convert to fraction form
    13,742,013.76/20,614,101.72 = 3,644,634.76/x
  3. Step 3: Cross multiply
    13,742,013.76x = 20,614,101.72 × 3,644,634.76
  4. Step 4: Simplify right side
    13,742,013.76x = 75,130,871,674,887.78
  5. Step 5: Solve for x
    x = 75,130,871,674,887.78/13,742,013.76
  6. Step 6: Final answer
    x = 5,467,238.86

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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.