Finding the Fourth Proportional to 32,406,433.62, 44,724,963.57 and 21,252,307.02
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Solution
The fourth proportional to 32,406,433.62, 44,724,963.57 and 21,252,307.02 is: 29,330,862.77
Step by Step Solution
- Step 1: Write the proportion equation
32,406,433.62 : 44,724,963.57 = 21,252,307.02 : x - Step 2: Convert to fraction form
32,406,433.62/44,724,963.57 = 21,252,307.02/x - Step 3: Cross multiply
32,406,433.62x = 44,724,963.57 × 21,252,307.02 - Step 4: Simplify right side
32,406,433.62x = 950,508,657,247,955.25 - Step 5: Solve for x
x = 950,508,657,247,955.25/32,406,433.62 - Step 6: Final answer
x = 29,330,862.77
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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.