Finding the Fourth Proportional to 16,237,691.29, 22,408,012.06 and 9,711,319.74
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Solution
The fourth proportional to 16,237,691.29, 22,408,012.06 and 9,711,319.74 is: 13,401,620.09
Step by Step Solution
- Step 1: Write the proportion equation
16,237,691.29 : 22,408,012.06 = 9,711,319.74 : x - Step 2: Convert to fraction form
16,237,691.29/22,408,012.06 = 9,711,319.74/x - Step 3: Cross multiply
16,237,691.29x = 22,408,012.06 × 9,711,319.74 - Step 4: Simplify right side
16,237,691.29x = 217,611,369,852,436.06 - Step 5: Solve for x
x = 217,611,369,852,436.06/16,237,691.29 - Step 6: Final answer
x = 13,401,620.09
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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.