Home / 30,719,053.44-42,391,481.76-16,967,722.32

Finding the Fourth Proportional to 30,719,053.44, 42,391,481.76 and 16,967,722.32

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Solution

The fourth proportional to 30,719,053.44, 42,391,481.76 and 16,967,722.32 is: 23,415,008.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,719,053.44 : 42,391,481.76 = 16,967,722.32 : x
  2. Step 2: Convert to fraction form
    30,719,053.44/42,391,481.76 = 16,967,722.32/x
  3. Step 3: Cross multiply
    30,719,053.44x = 42,391,481.76 × 16,967,722.32
  4. Step 4: Simplify right side
    30,719,053.44x = 719,286,891,237,024.88
  5. Step 5: Solve for x
    x = 719,286,891,237,024.88/30,719,053.44
  6. Step 6: Final answer
    x = 23,415,008.30

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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.