Finding the Fourth Proportional to 42,537,717.68, 58,701,751.80 and 23,222,133.68
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Solution
The fourth proportional to 42,537,717.68, 58,701,751.80 and 23,222,133.68 is: 32,046,381.47
Step by Step Solution
- Step 1: Write the proportion equation
42,537,717.68 : 58,701,751.80 = 23,222,133.68 : x - Step 2: Convert to fraction form
42,537,717.68/58,701,751.80 = 23,222,133.68/x - Step 3: Cross multiply
42,537,717.68x = 58,701,751.80 × 23,222,133.68 - Step 4: Simplify right side
42,537,717.68x = 1,363,179,927,549,780.50 - Step 5: Solve for x
x = 1,363,179,927,549,780.50/42,537,717.68 - Step 6: Final answer
x = 32,046,381.47
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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.