Finding the Fourth Proportional to 19,160,926.32, 28,730,755.84 and 6,374,451.04
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Solution
The fourth proportional to 19,160,926.32, 28,730,755.84 and 6,374,451.04 is: 9,558,138.96
Step by Step Solution
- Step 1: Write the proportion equation
19,160,926.32 : 28,730,755.84 = 6,374,451.04 : x - Step 2: Convert to fraction form
19,160,926.32/28,730,755.84 = 6,374,451.04/x - Step 3: Cross multiply
19,160,926.32x = 28,730,755.84 × 6,374,451.04 - Step 4: Simplify right side
19,160,926.32x = 183,142,796,444,274.06 - Step 5: Solve for x
x = 183,142,796,444,274.06/19,160,926.32 - Step 6: Final answer
x = 9,558,138.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.