Home / 13,435,235.21-20,147,745.54-4,335,968.81

Finding the Fourth Proportional to 13,435,235.21, 20,147,745.54 and 4,335,968.81

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Solution

The fourth proportional to 13,435,235.21, 20,147,745.54 and 4,335,968.81 is: 6,502,304.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,435,235.21 : 20,147,745.54 = 4,335,968.81 : x
  2. Step 2: Convert to fraction form
    13,435,235.21/20,147,745.54 = 4,335,968.81/x
  3. Step 3: Cross multiply
    13,435,235.21x = 20,147,745.54 × 4,335,968.81
  4. Step 4: Simplify right side
    13,435,235.21x = 87,359,996,253,256.59
  5. Step 5: Solve for x
    x = 87,359,996,253,256.59/13,435,235.21
  6. Step 6: Final answer
    x = 6,502,304.94

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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.