Home / 13,958,323.40-20,938,141.20-4,374,014.60

Finding the Fourth Proportional to 13,958,323.40, 20,938,141.20 and 4,374,014.60

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Solution

The fourth proportional to 13,958,323.40, 20,938,141.20 and 4,374,014.60 is: 6,561,227.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,958,323.40 : 20,938,141.20 = 4,374,014.60 : x
  2. Step 2: Convert to fraction form
    13,958,323.40/20,938,141.20 = 4,374,014.60/x
  3. Step 3: Cross multiply
    13,958,323.40x = 20,938,141.20 × 4,374,014.60
  4. Step 4: Simplify right side
    13,958,323.40x = 91,583,735,305,661.52
  5. Step 5: Solve for x
    x = 91,583,735,305,661.52/13,958,323.40
  6. Step 6: Final answer
    x = 6,561,227.50

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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.