Home / 27,749,852.46-38,294,869.26-15,360,800.22

Finding the Fourth Proportional to 27,749,852.46, 38,294,869.26 and 15,360,800.22

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Solution

The fourth proportional to 27,749,852.46, 38,294,869.26 and 15,360,800.22 is: 21,197,944.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,749,852.46 : 38,294,869.26 = 15,360,800.22 : x
  2. Step 2: Convert to fraction form
    27,749,852.46/38,294,869.26 = 15,360,800.22/x
  3. Step 3: Cross multiply
    27,749,852.46x = 38,294,869.26 × 15,360,800.22
  4. Step 4: Simplify right side
    27,749,852.46x = 588,239,836,153,879.25
  5. Step 5: Solve for x
    x = 588,239,836,153,879.25/27,749,852.46
  6. Step 6: Final answer
    x = 21,197,944.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.