Finding the Fourth Proportional to 96,663,026.18, 133,397,808.78 and 52,612,878.14
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Solution
The fourth proportional to 96,663,026.18, 133,397,808.78 and 52,612,878.14 is: 72,607,313.62
Step by Step Solution
- Step 1: Write the proportion equation
96,663,026.18 : 133,397,808.78 = 52,612,878.14 : x - Step 2: Convert to fraction form
96,663,026.18/133,397,808.78 = 52,612,878.14/x - Step 3: Cross multiply
96,663,026.18x = 133,397,808.78 × 52,612,878.14 - Step 4: Simplify right side
96,663,026.18x = 7,018,442,657,485,162 - Step 5: Solve for x
x = 7,018,442,657,485,162/96,663,026.18 - Step 6: Final answer
x = 72,607,313.62
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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.