Finding the Fourth Proportional to 16,426,989.24, 22,672,277.77 and 10,553,965.17
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Solution
The fourth proportional to 16,426,989.24, 22,672,277.77 and 10,553,965.17 is: 14,566,420.32
Step by Step Solution
- Step 1: Write the proportion equation
16,426,989.24 : 22,672,277.77 = 10,553,965.17 : x - Step 2: Convert to fraction form
16,426,989.24/22,672,277.77 = 10,553,965.17/x - Step 3: Cross multiply
16,426,989.24x = 22,672,277.77 × 10,553,965.17 - Step 4: Simplify right side
16,426,989.24x = 239,282,429,935,530.19 - Step 5: Solve for x
x = 239,282,429,935,530.19/16,426,989.24 - Step 6: Final answer
x = 14,566,420.32
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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.