Finding the Fourth Proportional to 71,332,851.26, 98,439,349.06 and 43,455,559.96
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Solution
The fourth proportional to 71,332,851.26, 98,439,349.06 and 43,455,559.96 is: 59,968,681.47
Step by Step Solution
- Step 1: Write the proportion equation
71,332,851.26 : 98,439,349.06 = 43,455,559.96 : x - Step 2: Convert to fraction form
71,332,851.26/98,439,349.06 = 43,455,559.96/x - Step 3: Cross multiply
71,332,851.26x = 98,439,349.06 × 43,455,559.96 - Step 4: Simplify right side
71,332,851.26x = 4,277,737,035,500,200 - Step 5: Solve for x
x = 4,277,737,035,500,200/71,332,851.26 - Step 6: Final answer
x = 59,968,681.47
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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.