Home / 28,772,556.49-43,121,633.66-21,527,244.19

Finding the Fourth Proportional to 28,772,556.49, 43,121,633.66 and 21,527,244.19

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Solution

The fourth proportional to 28,772,556.49, 43,121,633.66 and 21,527,244.19 is: 32,263,032.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,772,556.49 : 43,121,633.66 = 21,527,244.19 : x
  2. Step 2: Convert to fraction form
    28,772,556.49/43,121,633.66 = 21,527,244.19/x
  3. Step 3: Cross multiply
    28,772,556.49x = 43,121,633.66 × 21,527,244.19
  4. Step 4: Simplify right side
    28,772,556.49x = 928,289,937,347,299
  5. Step 5: Solve for x
    x = 928,289,937,347,299/28,772,556.49
  6. Step 6: Final answer
    x = 32,263,032.93

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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.