Finding the Fourth Proportional to 71,158,142.84, 97,994,574.24 and 66,724,097.72
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Solution
The fourth proportional to 71,158,142.84, 97,994,574.24 and 66,724,097.72 is: 91,888,282.73
Step by Step Solution
- Step 1: Write the proportion equation
71,158,142.84 : 97,994,574.24 = 66,724,097.72 : x - Step 2: Convert to fraction form
71,158,142.84/97,994,574.24 = 66,724,097.72/x - Step 3: Cross multiply
71,158,142.84x = 97,994,574.24 × 66,724,097.72 - Step 4: Simplify right side
71,158,142.84x = 6,538,599,547,619,554 - Step 5: Solve for x
x = 6,538,599,547,619,554/71,158,142.84 - Step 6: Final answer
x = 91,888,282.73
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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.