Home / 43,865,237.20-65,939,573.40-40,464,014.80

Finding the Fourth Proportional to 43,865,237.20, 65,939,573.40 and 40,464,014.80

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Solution

The fourth proportional to 43,865,237.20, 65,939,573.40 and 40,464,014.80 is: 60,826,751.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,865,237.20 : 65,939,573.40 = 40,464,014.80 : x
  2. Step 2: Convert to fraction form
    43,865,237.20/65,939,573.40 = 40,464,014.80/x
  3. Step 3: Cross multiply
    43,865,237.20x = 65,939,573.40 × 40,464,014.80
  4. Step 4: Simplify right side
    43,865,237.20x = 2,668,179,873,963,286
  5. Step 5: Solve for x
    x = 2,668,179,873,963,286/43,865,237.20
  6. Step 6: Final answer
    x = 60,826,751.30

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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.