Finding the Fourth Proportional to 17,862,549.84, 26,786,612.52 and 6,926,981.76
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Solution
The fourth proportional to 17,862,549.84, 26,786,612.52 and 6,926,981.76 is: 10,387,675.78
Step by Step Solution
- Step 1: Write the proportion equation
17,862,549.84 : 26,786,612.52 = 6,926,981.76 : x - Step 2: Convert to fraction form
17,862,549.84/26,786,612.52 = 6,926,981.76/x - Step 3: Cross multiply
17,862,549.84x = 26,786,612.52 × 6,926,981.76 - Step 4: Simplify right side
17,862,549.84x = 185,550,376,338,227.62 - Step 5: Solve for x
x = 185,550,376,338,227.62/17,862,549.84 - Step 6: Final answer
x = 10,387,675.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.