Finding the Fourth Proportional to 74,187,707.49, 102,391,291.04 and 41,158,597.37
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Solution
The fourth proportional to 74,187,707.49, 102,391,291.04 and 41,158,597.37 is: 56,805,663.15
Step by Step Solution
- Step 1: Write the proportion equation
74,187,707.49 : 102,391,291.04 = 41,158,597.37 : x - Step 2: Convert to fraction form
74,187,707.49/102,391,291.04 = 41,158,597.37/x - Step 3: Cross multiply
74,187,707.49x = 102,391,291.04 × 41,158,597.37 - Step 4: Simplify right side
74,187,707.49x = 4,214,281,921,392,099 - Step 5: Solve for x
x = 4,214,281,921,392,099/74,187,707.49 - Step 6: Final answer
x = 56,805,663.15
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.