Finding the Fourth Proportional to 74,893,923.58, 103,344,663.52 and 41,398,877.99
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Solution
The fourth proportional to 74,893,923.58, 103,344,663.52 and 41,398,877.99 is: 57,125,503.80
Step by Step Solution
- Step 1: Write the proportion equation
74,893,923.58 : 103,344,663.52 = 41,398,877.99 : x - Step 2: Convert to fraction form
74,893,923.58/103,344,663.52 = 41,398,877.99/x - Step 3: Cross multiply
74,893,923.58x = 103,344,663.52 × 41,398,877.99 - Step 4: Simplify right side
74,893,923.58x = 4,278,353,115,775,090 - Step 5: Solve for x
x = 4,278,353,115,775,090/74,893,923.58 - Step 6: Final answer
x = 57,125,503.80
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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.