Finding the Fourth Proportional to 54,085,389.04, 74,637,714.36 and 29,306,252.08
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Solution
The fourth proportional to 54,085,389.04, 74,637,714.36 and 29,306,252.08 is: 40,442,561.49
Step by Step Solution
- Step 1: Write the proportion equation
54,085,389.04 : 74,637,714.36 = 29,306,252.08 : x - Step 2: Convert to fraction form
54,085,389.04/74,637,714.36 = 29,306,252.08/x - Step 3: Cross multiply
54,085,389.04x = 74,637,714.36 × 29,306,252.08 - Step 4: Simplify right side
54,085,389.04x = 2,187,351,671,709,195.75 - Step 5: Solve for x
x = 2,187,351,671,709,195.75/54,085,389.04 - Step 6: Final answer
x = 40,442,561.49
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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.