Finding the Fourth Proportional to 54,085,388.04, 74,637,712.98 and 29,306,251.08
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Solution
The fourth proportional to 54,085,388.04, 74,637,712.98 and 29,306,251.08 is: 40,442,560.11
Step by Step Solution
- Step 1: Write the proportion equation
54,085,388.04 : 74,637,712.98 = 29,306,251.08 : x - Step 2: Convert to fraction form
54,085,388.04/74,637,712.98 = 29,306,251.08/x - Step 3: Cross multiply
54,085,388.04x = 74,637,712.98 × 29,306,251.08 - Step 4: Simplify right side
54,085,388.04x = 2,187,351,556,628,855 - Step 5: Solve for x
x = 2,187,351,556,628,855/54,085,388.04 - Step 6: Final answer
x = 40,442,560.11
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.