Home / 43,574,618.80-65,361,928.20-13,282,433.20

Finding the Fourth Proportional to 43,574,618.80, 65,361,928.20 and 13,282,433.20

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Solution

The fourth proportional to 43,574,618.80, 65,361,928.20 and 13,282,433.20 is: 19,923,649.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,574,618.80 : 65,361,928.20 = 13,282,433.20 : x
  2. Step 2: Convert to fraction form
    43,574,618.80/65,361,928.20 = 13,282,433.20/x
  3. Step 3: Cross multiply
    43,574,618.80x = 65,361,928.20 × 13,282,433.20
  4. Step 4: Simplify right side
    43,574,618.80x = 868,165,445,139,696.25
  5. Step 5: Solve for x
    x = 868,165,445,139,696.25/43,574,618.80
  6. Step 6: Final answer
    x = 19,923,649.80

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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.