Finding the Fourth Proportional to 13,246,006.62, 19,852,388.37 and 5,664,056.70
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Solution
The fourth proportional to 13,246,006.62, 19,852,388.37 and 5,664,056.70 is: 8,488,977.59
Step by Step Solution
- Step 1: Write the proportion equation
13,246,006.62 : 19,852,388.37 = 5,664,056.70 : x - Step 2: Convert to fraction form
13,246,006.62/19,852,388.37 = 5,664,056.70/x - Step 3: Cross multiply
13,246,006.62x = 19,852,388.37 × 5,664,056.70 - Step 4: Simplify right side
13,246,006.62x = 112,445,053,358,100.59 - Step 5: Solve for x
x = 112,445,053,358,100.59/13,246,006.62 - Step 6: Final answer
x = 8,488,977.59
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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.