Home / 13,614,645.60-20,393,974.80-9,359,618.40

Finding the Fourth Proportional to 13,614,645.60, 20,393,974.80 and 9,359,618.40

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Solution

The fourth proportional to 13,614,645.60, 20,393,974.80 and 9,359,618.40 is: 14,020,182.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614,645.60 : 20,393,974.80 = 9,359,618.40 : x
  2. Step 2: Convert to fraction form
    13,614,645.60/20,393,974.80 = 9,359,618.40/x
  3. Step 3: Cross multiply
    13,614,645.60x = 20,393,974.80 × 9,359,618.40
  4. Step 4: Simplify right side
    13,614,645.60x = 190,879,821,787,216.34
  5. Step 5: Solve for x
    x = 190,879,821,787,216.34/13,614,645.60
  6. Step 6: Final answer
    x = 14,020,182.93

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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.