Finding the Fourth Proportional to 10,370,996.19, 14,311,977.14 and 5,724,783.95
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Solution
The fourth proportional to 10,370,996.19, 14,311,977.14 and 5,724,783.95 is: 7,900,203.17
Step by Step Solution
- Step 1: Write the proportion equation
10,370,996.19 : 14,311,977.14 = 5,724,783.95 : x - Step 2: Convert to fraction form
10,370,996.19/14,311,977.14 = 5,724,783.95/x - Step 3: Cross multiply
10,370,996.19x = 14,311,977.14 × 5,724,783.95 - Step 4: Simplify right side
10,370,996.19x = 81,932,976,966,590.98 - Step 5: Solve for x
x = 81,932,976,966,590.98/10,370,996.19 - Step 6: Final answer
x = 7,900,203.17
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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.