Home / 30,719,074.44-42,391,510.74-16,967,743.32

Finding the Fourth Proportional to 30,719,074.44, 42,391,510.74 and 16,967,743.32

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Solution

The fourth proportional to 30,719,074.44, 42,391,510.74 and 16,967,743.32 is: 23,415,037.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,719,074.44 : 42,391,510.74 = 16,967,743.32 : x
  2. Step 2: Convert to fraction form
    30,719,074.44/42,391,510.74 = 16,967,743.32/x
  3. Step 3: Cross multiply
    30,719,074.44x = 42,391,510.74 × 16,967,743.32
  4. Step 4: Simplify right side
    30,719,074.44x = 719,288,273,183,343.25
  5. Step 5: Solve for x
    x = 719,288,273,183,343.25/30,719,074.44
  6. Step 6: Final answer
    x = 23,415,037.28

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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.