Finding the Fourth Proportional to 79,202,813.52, 118,804,315.02 and 21,695,580.48
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Solution
The fourth proportional to 79,202,813.52, 118,804,315.02 and 21,695,580.48 is: 32,543,396.67
Step by Step Solution
- Step 1: Write the proportion equation
79,202,813.52 : 118,804,315.02 = 21,695,580.48 : x - Step 2: Convert to fraction form
79,202,813.52/118,804,315.02 = 21,695,580.48/x - Step 3: Cross multiply
79,202,813.52x = 118,804,315.02 × 21,695,580.48 - Step 4: Simplify right side
79,202,813.52x = 2,577,528,577,887,683 - Step 5: Solve for x
x = 2,577,528,577,887,683/79,202,813.52 - Step 6: Final answer
x = 32,543,396.67
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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.