Finding the Fourth Proportional to 13,117,724.70, 19,718,577.45 and 9,357,251.10
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Solution
The fourth proportional to 13,117,724.70, 19,718,577.45 and 9,357,251.10 is: 14,065,829.61
Step by Step Solution
- Step 1: Write the proportion equation
13,117,724.70 : 19,718,577.45 = 9,357,251.10 : x - Step 2: Convert to fraction form
13,117,724.70/19,718,577.45 = 9,357,251.10/x - Step 3: Cross multiply
13,117,724.70x = 19,718,577.45 × 9,357,251.10 - Step 4: Simplify right side
13,117,724.70x = 184,511,680,534,447.69 - Step 5: Solve for x
x = 184,511,680,534,447.69/13,117,724.70 - Step 6: Final answer
x = 14,065,829.61
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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.