Finding the Fourth Proportional to 93,306,428.80, 128,762,927.12 and 52,053,321.12
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Solution
The fourth proportional to 93,306,428.80, 128,762,927.12 and 52,053,321.12 is: 71,833,614.04
Step by Step Solution
- Step 1: Write the proportion equation
93,306,428.80 : 128,762,927.12 = 52,053,321.12 : x - Step 2: Convert to fraction form
93,306,428.80/128,762,927.12 = 52,053,321.12/x - Step 3: Cross multiply
93,306,428.80x = 128,762,927.12 × 52,053,321.12 - Step 4: Simplify right side
93,306,428.80x = 6,702,537,993,728,517 - Step 5: Solve for x
x = 6,702,537,993,728,517/93,306,428.80 - Step 6: Final answer
x = 71,833,614.04
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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.