Home / 50,065,631.49-74,963,898.89-31,770,775.07

Finding the Fourth Proportional to 50,065,631.49, 74,963,898.89 and 31,770,775.07

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Solution

The fourth proportional to 50,065,631.49, 74,963,898.89 and 31,770,775.07 is: 47,570,780.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,065,631.49 : 74,963,898.89 = 31,770,775.07 : x
  2. Step 2: Convert to fraction form
    50,065,631.49/74,963,898.89 = 31,770,775.07/x
  3. Step 3: Cross multiply
    50,065,631.49x = 74,963,898.89 × 31,770,775.07
  4. Step 4: Simplify right side
    50,065,631.49x = 2,381,661,169,470,739.50
  5. Step 5: Solve for x
    x = 2,381,661,169,470,739.50/50,065,631.49
  6. Step 6: Final answer
    x = 47,570,780.57

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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.