Finding the Fourth Proportional to 93,790,365.12, 129,437,884.16 and 59,012,866.08
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Solution
The fourth proportional to 93,790,365.12, 129,437,884.16 and 59,012,866.08 is: 81,442,273.03
Step by Step Solution
- Step 1: Write the proportion equation
93,790,365.12 : 129,437,884.16 = 59,012,866.08 : x - Step 2: Convert to fraction form
93,790,365.12/129,437,884.16 = 59,012,866.08/x - Step 3: Cross multiply
93,790,365.12x = 129,437,884.16 × 59,012,866.08 - Step 4: Simplify right side
93,790,365.12x = 7,638,500,523,612,633 - Step 5: Solve for x
x = 7,638,500,523,612,633/93,790,365.12 - Step 6: Final answer
x = 81,442,273.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.