Finding the Fourth Proportional to 97,132,740.72, 134,050,823.28 and 55,318,574.04
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Solution
The fourth proportional to 97,132,740.72, 134,050,823.28 and 55,318,574.04 is: 76,343,983.89
Step by Step Solution
- Step 1: Write the proportion equation
97,132,740.72 : 134,050,823.28 = 55,318,574.04 : x - Step 2: Convert to fraction form
97,132,740.72/134,050,823.28 = 55,318,574.04/x - Step 3: Cross multiply
97,132,740.72x = 134,050,823.28 × 55,318,574.04 - Step 4: Simplify right side
97,132,740.72x = 7,415,500,392,737,636 - Step 5: Solve for x
x = 7,415,500,392,737,636/97,132,740.72 - Step 6: Final answer
x = 76,343,983.89
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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.