Home / 30,406,657.23-41,961,173.60-16,468,013.07

Finding the Fourth Proportional to 30,406,657.23, 41,961,173.60 and 16,468,013.07

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Solution

The fourth proportional to 30,406,657.23, 41,961,173.60 and 16,468,013.07 is: 22,725,850.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,406,657.23 : 41,961,173.60 = 16,468,013.07 : x
  2. Step 2: Convert to fraction form
    30,406,657.23/41,961,173.60 = 16,468,013.07/x
  3. Step 3: Cross multiply
    30,406,657.23x = 41,961,173.60 × 16,468,013.07
  4. Step 4: Simplify right side
    30,406,657.23x = 691,017,155,194,998.88
  5. Step 5: Solve for x
    x = 691,017,155,194,998.88/30,406,657.23
  6. Step 6: Final answer
    x = 22,725,850.79

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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.