Finding the Fourth Proportional to 47,371,893.84, 71,047,212.12 and 21,788,323.92
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Solution
The fourth proportional to 47,371,893.84, 71,047,212.12 and 21,788,323.92 is: 32,677,597.32
Step by Step Solution
- Step 1: Write the proportion equation
47,371,893.84 : 71,047,212.12 = 21,788,323.92 : x - Step 2: Convert to fraction form
47,371,893.84/71,047,212.12 = 21,788,323.92/x - Step 3: Cross multiply
47,371,893.84x = 71,047,212.12 × 21,788,323.92 - Step 4: Simplify right side
47,371,893.84x = 1,547,999,671,283,510.25 - Step 5: Solve for x
x = 1,547,999,671,283,510.25/47,371,893.84 - Step 6: Final answer
x = 32,677,597.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.