Home / 31,104,080.40-46,656,120.60-21,516,790.80

Finding the Fourth Proportional to 31,104,080.40, 46,656,120.60 and 21,516,790.80

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Solution

The fourth proportional to 31,104,080.40, 46,656,120.60 and 21,516,790.80 is: 32,275,186.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,080.40 : 46,656,120.60 = 21,516,790.80 : x
  2. Step 2: Convert to fraction form
    31,104,080.40/46,656,120.60 = 21,516,790.80/x
  3. Step 3: Cross multiply
    31,104,080.40x = 46,656,120.60 × 21,516,790.80
  4. Step 4: Simplify right side
    31,104,080.40x = 1,003,889,986,489,770.50
  5. Step 5: Solve for x
    x = 1,003,889,986,489,770.50/31,104,080.40
  6. Step 6: Final answer
    x = 32,275,186.20

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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.