Finding the Fourth Proportional to 19,275,737.48, 28,913,705.91 and 6,496,352.90
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Solution
The fourth proportional to 19,275,737.48, 28,913,705.91 and 6,496,352.90 is: 9,744,562.94
Step by Step Solution
- Step 1: Write the proportion equation
19,275,737.48 : 28,913,705.91 = 6,496,352.90 : x - Step 2: Convert to fraction form
19,275,737.48/28,913,705.91 = 6,496,352.90/x - Step 3: Cross multiply
19,275,737.48x = 28,913,705.91 × 6,496,352.90 - Step 4: Simplify right side
19,275,737.48x = 187,833,637,093,607.09 - Step 5: Solve for x
x = 187,833,637,093,607.09/19,275,737.48 - Step 6: Final answer
x = 9,744,562.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.