Home / 30,644,332.26-42,289,647.71-16,705,695.53

Finding the Fourth Proportional to 30,644,332.26, 42,289,647.71 and 16,705,695.53

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Solution

The fourth proportional to 30,644,332.26, 42,289,647.71 and 16,705,695.53 is: 23,054,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,644,332.26 : 42,289,647.71 = 16,705,695.53 : x
  2. Step 2: Convert to fraction form
    30,644,332.26/42,289,647.71 = 16,705,695.53/x
  3. Step 3: Cross multiply
    30,644,332.26x = 42,289,647.71 × 16,705,695.53
  4. Step 4: Simplify right side
    30,644,332.26x = 706,477,978,419,245
  5. Step 5: Solve for x
    x = 706,477,978,419,245/30,644,332.26
  6. Step 6: Final answer
    x = 23,054,115.60

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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.