Home / 37,105,428.05-51,205,470.91-20,360,277.55

Finding the Fourth Proportional to 37,105,428.05, 51,205,470.91 and 20,360,277.55

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Solution

The fourth proportional to 37,105,428.05, 51,205,470.91 and 20,360,277.55 is: 28,097,172.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,105,428.05 : 51,205,470.91 = 20,360,277.55 : x
  2. Step 2: Convert to fraction form
    37,105,428.05/51,205,470.91 = 20,360,277.55/x
  3. Step 3: Cross multiply
    37,105,428.05x = 51,205,470.91 × 20,360,277.55
  4. Step 4: Simplify right side
    37,105,428.05x = 1,042,557,599,819,157.12
  5. Step 5: Solve for x
    x = 1,042,557,599,819,157.12/37,105,428.05
  6. Step 6: Final answer
    x = 28,097,172.15

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1.5x scale

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.