Home / 43,968,763.80-65,953,145.70-18,438,600.60

Finding the Fourth Proportional to 43,968,763.80, 65,953,145.70 and 18,438,600.60

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Solution

The fourth proportional to 43,968,763.80, 65,953,145.70 and 18,438,600.60 is: 27,657,900.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,968,763.80 : 65,953,145.70 = 18,438,600.60 : x
  2. Step 2: Convert to fraction form
    43,968,763.80/65,953,145.70 = 18,438,600.60/x
  3. Step 3: Cross multiply
    43,968,763.80x = 65,953,145.70 × 18,438,600.60
  4. Step 4: Simplify right side
    43,968,763.80x = 1,216,083,711,875,907.50
  5. Step 5: Solve for x
    x = 1,216,083,711,875,907.50/43,968,763.80
  6. Step 6: Final answer
    x = 27,657,900.90

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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.