Finding the Fourth Proportional to 70,687,624.51, 97,557,804.91 and 39,747,571.75
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Solution
The fourth proportional to 70,687,624.51, 97,557,804.91 and 39,747,571.75 is: 54,856,643.96
Step by Step Solution
- Step 1: Write the proportion equation
70,687,624.51 : 97,557,804.91 = 39,747,571.75 : x - Step 2: Convert to fraction form
70,687,624.51/97,557,804.91 = 39,747,571.75/x - Step 3: Cross multiply
70,687,624.51x = 97,557,804.91 × 39,747,571.75 - Step 4: Simplify right side
70,687,624.51x = 3,877,685,850,432,727 - Step 5: Solve for x
x = 3,877,685,850,432,727/70,687,624.51 - Step 6: Final answer
x = 54,856,643.96
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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.