Finding the Fourth Proportional to 38,288,070.96, 52,857,037.80 and 29,566,664.88
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Solution
The fourth proportional to 38,288,070.96, 52,857,037.80 and 29,566,664.88 is: 40,817,055.65
Step by Step Solution
- Step 1: Write the proportion equation
38,288,070.96 : 52,857,037.80 = 29,566,664.88 : x - Step 2: Convert to fraction form
38,288,070.96/52,857,037.80 = 29,566,664.88/x - Step 3: Cross multiply
38,288,070.96x = 52,857,037.80 × 29,566,664.88 - Step 4: Simplify right side
38,288,070.96x = 1,562,806,323,182,092.25 - Step 5: Solve for x
x = 1,562,806,323,182,092.25/38,288,070.96 - Step 6: Final answer
x = 40,817,055.65
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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.