Home / 13,810,221.88-20,716,163.18-4,225,683.45

Finding the Fourth Proportional to 13,810,221.88, 20,716,163.18 and 4,225,683.45

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Solution

The fourth proportional to 13,810,221.88, 20,716,163.18 and 4,225,683.45 is: 6,338,779.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,810,221.88 : 20,716,163.18 = 4,225,683.45 : x
  2. Step 2: Convert to fraction form
    13,810,221.88/20,716,163.18 = 4,225,683.45/x
  3. Step 3: Cross multiply
    13,810,221.88x = 20,716,163.18 × 4,225,683.45
  4. Step 4: Simplify right side
    13,810,221.88x = 87,539,947,845,434.95
  5. Step 5: Solve for x
    x = 87,539,947,845,434.95/13,810,221.88
  6. Step 6: Final answer
    x = 6,338,779.25

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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.