Finding the Fourth Proportional to 64,478,866.05, 96,731,063.73 and 18,421,127.19
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Solution
The fourth proportional to 64,478,866.05, 96,731,063.73 and 18,421,127.19 is: 27,635,337.55
Step by Step Solution
- Step 1: Write the proportion equation
64,478,866.05 : 96,731,063.73 = 18,421,127.19 : x - Step 2: Convert to fraction form
64,478,866.05/96,731,063.73 = 18,421,127.19/x - Step 3: Cross multiply
64,478,866.05x = 96,731,063.73 × 18,421,127.19 - Step 4: Simplify right side
64,478,866.05x = 1,781,895,228,194,326 - Step 5: Solve for x
x = 1,781,895,228,194,326/64,478,866.05 - Step 6: Final answer
x = 27,635,337.55
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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.