Home / 51,914,728.71-77,803,975.31-38,203,696.71

Finding the Fourth Proportional to 51,914,728.71, 77,803,975.31 and 38,203,696.71

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Solution

The fourth proportional to 51,914,728.71, 77,803,975.31 and 38,203,696.71 is: 57,255,417.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,914,728.71 : 77,803,975.31 = 38,203,696.71 : x
  2. Step 2: Convert to fraction form
    51,914,728.71/77,803,975.31 = 38,203,696.71/x
  3. Step 3: Cross multiply
    51,914,728.71x = 77,803,975.31 × 38,203,696.71
  4. Step 4: Simplify right side
    51,914,728.71x = 2,972,399,475,384,550
  5. Step 5: Solve for x
    x = 2,972,399,475,384,550/51,914,728.71
  6. Step 6: Final answer
    x = 57,255,417.67

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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.