Home / 39,029,934.28-53,861,256.48-21,627,406.48

Finding the Fourth Proportional to 39,029,934.28, 53,861,256.48 and 21,627,406.48

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Solution

The fourth proportional to 39,029,934.28, 53,861,256.48 and 21,627,406.48 is: 29,845,791.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,029,934.28 : 53,861,256.48 = 21,627,406.48 : x
  2. Step 2: Convert to fraction form
    39,029,934.28/53,861,256.48 = 21,627,406.48/x
  3. Step 3: Cross multiply
    39,029,934.28x = 53,861,256.48 × 21,627,406.48
  4. Step 4: Simplify right side
    39,029,934.28x = 1,164,879,287,416,494
  5. Step 5: Solve for x
    x = 1,164,879,287,416,494/39,029,934.28
  6. Step 6: Final answer
    x = 29,845,791.67

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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.