Finding the Fourth Proportional to 29,915,765.10, 41,283,766.80 and 16,164,729.18
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Solution
The fourth proportional to 29,915,765.10, 41,283,766.80 and 16,164,729.18 is: 22,307,332.19
Step by Step Solution
- Step 1: Write the proportion equation
29,915,765.10 : 41,283,766.80 = 16,164,729.18 : x - Step 2: Convert to fraction form
29,915,765.10/41,283,766.80 = 16,164,729.18/x - Step 3: Cross multiply
29,915,765.10x = 41,283,766.80 × 16,164,729.18 - Step 4: Simplify right side
29,915,765.10x = 667,340,909,852,275.12 - Step 5: Solve for x
x = 667,340,909,852,275.12/29,915,765.10 - Step 6: Final answer
x = 22,307,332.19
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.