Finding the Fourth Proportional to 19,721,630.63, 29,581,042.95 and 6,073,353.84
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Solution
The fourth proportional to 19,721,630.63, 29,581,042.95 and 6,073,353.84 is: 9,109,598.70
Step by Step Solution
- Step 1: Write the proportion equation
19,721,630.63 : 29,581,042.95 = 6,073,353.84 : x - Step 2: Convert to fraction form
19,721,630.63/29,581,042.95 = 6,073,353.84/x - Step 3: Cross multiply
19,721,630.63x = 29,581,042.95 × 6,073,353.84 - Step 4: Simplify right side
19,721,630.63x = 179,656,140,791,587.41 - Step 5: Solve for x
x = 179,656,140,791,587.41/19,721,630.63 - Step 6: Final answer
x = 9,109,598.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.