Finding the Fourth Proportional to 16,388,607.42, 22,616,167.68 and 8,946,239.40
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Solution
The fourth proportional to 16,388,607.42, 22,616,167.68 and 8,946,239.40 is: 12,345,750.02
Step by Step Solution
- Step 1: Write the proportion equation
16,388,607.42 : 22,616,167.68 = 8,946,239.40 : x - Step 2: Convert to fraction form
16,388,607.42/22,616,167.68 = 8,946,239.40/x - Step 3: Cross multiply
16,388,607.42x = 22,616,167.68 × 8,946,239.40 - Step 4: Simplify right side
16,388,607.42x = 202,329,650,375,822.59 - Step 5: Solve for x
x = 202,329,650,375,822.59/16,388,607.42 - Step 6: Final answer
x = 12,345,750.02
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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.