Finding the Fourth Proportional to 34,217,605.68, 47,218,490.16 and 19,532,688
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Solution
The fourth proportional to 34,217,605.68, 47,218,490.16 and 19,532,688 is: 26,954,078.69
Step by Step Solution
- Step 1: Write the proportion equation
34,217,605.68 : 47,218,490.16 = 19,532,688 : x - Step 2: Convert to fraction form
34,217,605.68/47,218,490.16 = 19,532,688/x - Step 3: Cross multiply
34,217,605.68x = 47,218,490.16 × 19,532,688 - Step 4: Simplify right side
34,217,605.68x = 922,304,036,126,350 - Step 5: Solve for x
x = 922,304,036,126,350/34,217,605.68 - Step 6: Final answer
x = 26,954,078.69
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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.