Finding the Fourth Proportional to 29,650,886.73, 40,919,077.80 and 16,598,068.02
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Solution
The fourth proportional to 29,650,886.73, 40,919,077.80 and 16,598,068.02 is: 22,905,811.99
Step by Step Solution
- Step 1: Write the proportion equation
29,650,886.73 : 40,919,077.80 = 16,598,068.02 : x - Step 2: Convert to fraction form
29,650,886.73/40,919,077.80 = 16,598,068.02/x - Step 3: Cross multiply
29,650,886.73x = 40,919,077.80 × 16,598,068.02 - Step 4: Simplify right side
29,650,886.73x = 679,177,636,640,071.88 - Step 5: Solve for x
x = 679,177,636,640,071.88/29,650,886.73 - Step 6: Final answer
x = 22,905,811.99
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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.