Finding the Fourth Proportional to 67,754,211.29, 101,631,115.86 and 19,232,106.17
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Solution
The fourth proportional to 67,754,211.29, 101,631,115.86 and 19,232,106.17 is: 28,848,102.18
Step by Step Solution
- Step 1: Write the proportion equation
67,754,211.29 : 101,631,115.86 = 19,232,106.17 : x - Step 2: Convert to fraction form
67,754,211.29/101,631,115.86 = 19,232,106.17/x - Step 3: Cross multiply
67,754,211.29x = 101,631,115.86 × 19,232,106.17 - Step 4: Simplify right side
67,754,211.29x = 1,954,580,410,298,930.50 - Step 5: Solve for x
x = 1,954,580,410,298,930.50/67,754,211.29 - Step 6: Final answer
x = 28,848,102.18
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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.