Home / 30,993,678.94-42,830,266.86-23,245,269.16

Finding the Fourth Proportional to 30,993,678.94, 42,830,266.86 and 23,245,269.16

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Solution

The fourth proportional to 30,993,678.94, 42,830,266.86 and 23,245,269.16 is: 32,122,713.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,993,678.94 : 42,830,266.86 = 23,245,269.16 : x
  2. Step 2: Convert to fraction form
    30,993,678.94/42,830,266.86 = 23,245,269.16/x
  3. Step 3: Cross multiply
    30,993,678.94x = 42,830,266.86 × 23,245,269.16
  4. Step 4: Simplify right side
    30,993,678.94x = 995,601,081,355,328
  5. Step 5: Solve for x
    x = 995,601,081,355,328/30,993,678.94
  6. Step 6: Final answer
    x = 32,122,713.90

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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.