Home / 43,843,718.80-65,765,578.20-13,554,643.60

Finding the Fourth Proportional to 43,843,718.80, 65,765,578.20 and 13,554,643.60

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Solution

The fourth proportional to 43,843,718.80, 65,765,578.20 and 13,554,643.60 is: 20,331,965.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,843,718.80 : 65,765,578.20 = 13,554,643.60 : x
  2. Step 2: Convert to fraction form
    43,843,718.80/65,765,578.20 = 13,554,643.60/x
  3. Step 3: Cross multiply
    43,843,718.80x = 65,765,578.20 × 13,554,643.60
  4. Step 4: Simplify right side
    43,843,718.80x = 891,428,973,648,929.50
  5. Step 5: Solve for x
    x = 891,428,973,648,929.50/43,843,718.80
  6. Step 6: Final answer
    x = 20,331,965.40

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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.