Finding the Fourth Proportional to 29,376,017.02, 40,539,816.39 and 16,144,953.94
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Solution
The fourth proportional to 29,376,017.02, 40,539,816.39 and 16,144,953.94 is: 22,280,538.17
Step by Step Solution
- Step 1: Write the proportion equation
29,376,017.02 : 40,539,816.39 = 16,144,953.94 : x - Step 2: Convert to fraction form
29,376,017.02/40,539,816.39 = 16,144,953.94/x - Step 3: Cross multiply
29,376,017.02x = 40,539,816.39 × 16,144,953.94 - Step 4: Simplify right side
29,376,017.02x = 654,513,468,352,607.12 - Step 5: Solve for x
x = 654,513,468,352,607.12/29,376,017.02 - Step 6: Final answer
x = 22,280,538.17
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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.