Home / 30,266,087.08-41,768,208.75-16,515,805.72

Finding the Fourth Proportional to 30,266,087.08, 41,768,208.75 and 16,515,805.72

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Solution

The fourth proportional to 30,266,087.08, 41,768,208.75 and 16,515,805.72 is: 22,792,362.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,266,087.08 : 41,768,208.75 = 16,515,805.72 : x
  2. Step 2: Convert to fraction form
    30,266,087.08/41,768,208.75 = 16,515,805.72/x
  3. Step 3: Cross multiply
    30,266,087.08x = 41,768,208.75 × 16,515,805.72
  4. Step 4: Simplify right side
    30,266,087.08x = 689,835,620,987,404.12
  5. Step 5: Solve for x
    x = 689,835,620,987,404.12/30,266,087.08
  6. Step 6: Final answer
    x = 22,792,362.26

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1.5x scale

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.