Finding the Fourth Proportional to 45,371,724.78, 68,057,237.16 and 11,292,841.02
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Solution
The fourth proportional to 45,371,724.78, 68,057,237.16 and 11,292,841.02 is: 16,939,174.41
Step by Step Solution
- Step 1: Write the proportion equation
45,371,724.78 : 68,057,237.16 = 11,292,841.02 : x - Step 2: Convert to fraction form
45,371,724.78/68,057,237.16 = 11,292,841.02/x - Step 3: Cross multiply
45,371,724.78x = 68,057,237.16 × 11,292,841.02 - Step 4: Simplify right side
45,371,724.78x = 768,559,559,508,316.25 - Step 5: Solve for x
x = 768,559,559,508,316.25/45,371,724.78 - Step 6: Final answer
x = 16,939,174.41
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.