Finding the Fourth Proportional to 29,486,347.41, 40,692,544.98 and 16,433,699.81
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Solution
The fourth proportional to 29,486,347.41, 40,692,544.98 and 16,433,699.81 is: 22,679,277.95
Step by Step Solution
- Step 1: Write the proportion equation
29,486,347.41 : 40,692,544.98 = 16,433,699.81 : x - Step 2: Convert to fraction form
29,486,347.41/40,692,544.98 = 16,433,699.81/x - Step 3: Cross multiply
29,486,347.41x = 40,692,544.98 × 16,433,699.81 - Step 4: Simplify right side
29,486,347.41x = 668,729,068,706,242.38 - Step 5: Solve for x
x = 668,729,068,706,242.38/29,486,347.41 - Step 6: Final answer
x = 22,679,277.95
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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.