Finding the Fourth Proportional to 22,226,078.93, 33,295,980.35 and 16,379,646.78
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Solution
The fourth proportional to 22,226,078.93, 33,295,980.35 and 16,379,646.78 is: 24,537,679.32
Step by Step Solution
- Step 1: Write the proportion equation
22,226,078.93 : 33,295,980.35 = 16,379,646.78 : x - Step 2: Convert to fraction form
22,226,078.93/33,295,980.35 = 16,379,646.78/x - Step 3: Cross multiply
22,226,078.93x = 33,295,980.35 × 16,379,646.78 - Step 4: Simplify right side
22,226,078.93x = 545,376,397,326,820.75 - Step 5: Solve for x
x = 545,376,397,326,820.75/22,226,078.93 - Step 6: Final answer
x = 24,537,679.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.