Finding the Fourth Proportional to 39,677,813.68, 54,752,359.98 and 22,270,795.90
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Solution
The fourth proportional to 39,677,813.68, 54,752,359.98 and 22,270,795.90 is: 30,732,001.62
Step by Step Solution
- Step 1: Write the proportion equation
39,677,813.68 : 54,752,359.98 = 22,270,795.90 : x - Step 2: Convert to fraction form
39,677,813.68/54,752,359.98 = 22,270,795.90/x - Step 3: Cross multiply
39,677,813.68x = 54,752,359.98 × 22,270,795.90 - Step 4: Simplify right side
39,677,813.68x = 1,219,378,634,157,908 - Step 5: Solve for x
x = 1,219,378,634,157,908/39,677,813.68 - Step 6: Final answer
x = 30,732,001.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.