Finding the Fourth Proportional to 27,158,686.84, 37,478,240.14 and 14,935,543.80
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Solution
The fourth proportional to 27,158,686.84, 37,478,240.14 and 14,935,543.80 is: 20,610,639.26
Step by Step Solution
- Step 1: Write the proportion equation
27,158,686.84 : 37,478,240.14 = 14,935,543.80 : x - Step 2: Convert to fraction form
27,158,686.84/37,478,240.14 = 14,935,543.80/x - Step 3: Cross multiply
27,158,686.84x = 37,478,240.14 × 14,935,543.80 - Step 4: Simplify right side
27,158,686.84x = 559,757,897,157,888.19 - Step 5: Solve for x
x = 559,757,897,157,888.19/27,158,686.84 - Step 6: Final answer
x = 20,610,639.26
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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.