Home / 13,614,627.60-20,393,947.80-9,359,600.40

Finding the Fourth Proportional to 13,614,627.60, 20,393,947.80 and 9,359,600.40

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Solution

The fourth proportional to 13,614,627.60, 20,393,947.80 and 9,359,600.40 is: 14,020,155.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614,627.60 : 20,393,947.80 = 9,359,600.40 : x
  2. Step 2: Convert to fraction form
    13,614,627.60/20,393,947.80 = 9,359,600.40/x
  3. Step 3: Cross multiply
    13,614,627.60x = 20,393,947.80 × 9,359,600.40
  4. Step 4: Simplify right side
    13,614,627.60x = 190,879,201,986,459.12
  5. Step 5: Solve for x
    x = 190,879,201,986,459.12/13,614,627.60
  6. Step 6: Final answer
    x = 14,020,155.94

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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.