Finding the Fourth Proportional to 36,169,823.70, 54,243,913.95 and 11,904,271.38
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Solution
The fourth proportional to 36,169,823.70, 54,243,913.95 and 11,904,271.38 is: 17,852,845.45
Step by Step Solution
- Step 1: Write the proportion equation
36,169,823.70 : 54,243,913.95 = 11,904,271.38 : x - Step 2: Convert to fraction form
36,169,823.70/54,243,913.95 = 11,904,271.38/x - Step 3: Cross multiply
36,169,823.70x = 54,243,913.95 × 11,904,271.38 - Step 4: Simplify right side
36,169,823.70x = 645,734,272,374,167.88 - Step 5: Solve for x
x = 645,734,272,374,167.88/36,169,823.70 - Step 6: Final answer
x = 17,852,845.45
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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.