Home / 13,791,339.11-20,672,814.40-6,118,597.37

Finding the Fourth Proportional to 13,791,339.11, 20,672,814.40 and 6,118,597.37

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Solution

The fourth proportional to 13,791,339.11, 20,672,814.40 and 6,118,597.37 is: 9,171,598.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,791,339.11 : 20,672,814.40 = 6,118,597.37 : x
  2. Step 2: Convert to fraction form
    13,791,339.11/20,672,814.40 = 6,118,597.37/x
  3. Step 3: Cross multiply
    13,791,339.11x = 20,672,814.40 × 6,118,597.37
  4. Step 4: Simplify right side
    13,791,339.11x = 126,488,627,854,723.67
  5. Step 5: Solve for x
    x = 126,488,627,854,723.67/13,791,339.11
  6. Step 6: Final answer
    x = 9,171,598.70

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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.