Finding the Fourth Proportional to 51,637,350.83, 71,260,821.98 and 28,117,176.98
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Solution
The fourth proportional to 51,637,350.83, 71,260,821.98 and 28,117,176.98 is: 38,802,400.02
Step by Step Solution
- Step 1: Write the proportion equation
51,637,350.83 : 71,260,821.98 = 28,117,176.98 : x - Step 2: Convert to fraction form
51,637,350.83/71,260,821.98 = 28,117,176.98/x - Step 3: Cross multiply
51,637,350.83x = 71,260,821.98 × 28,117,176.98 - Step 4: Simplify right side
51,637,350.83x = 2,003,653,142,855,044 - Step 5: Solve for x
x = 2,003,653,142,855,044/51,637,350.83 - Step 6: Final answer
x = 38,802,400.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.