Home / 13,643,485.70-20,465,556.60-4,059,176.90

Finding the Fourth Proportional to 13,643,485.70, 20,465,556.60 and 4,059,176.90

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Solution

The fourth proportional to 13,643,485.70, 20,465,556.60 and 4,059,176.90 is: 6,088,862.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,643,485.70 : 20,465,556.60 = 4,059,176.90 : x
  2. Step 2: Convert to fraction form
    13,643,485.70/20,465,556.60 = 4,059,176.90/x
  3. Step 3: Cross multiply
    13,643,485.70x = 20,465,556.60 × 4,059,176.90
  4. Step 4: Simplify right side
    13,643,485.70x = 83,073,314,596,362.55
  5. Step 5: Solve for x
    x = 83,073,314,596,362.55/13,643,485.70
  6. Step 6: Final answer
    x = 6,088,862.95

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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.