Finding the Fourth Proportional to 15,362,315.84, 23,038,137.44 and 8,549,286
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Solution
The fourth proportional to 15,362,315.84, 23,038,137.44 and 8,549,286 is: 12,820,959.28
Step by Step Solution
- Step 1: Write the proportion equation
15,362,315.84 : 23,038,137.44 = 8,549,286 : x - Step 2: Convert to fraction form
15,362,315.84/23,038,137.44 = 8,549,286/x - Step 3: Cross multiply
15,362,315.84x = 23,038,137.44 × 8,549,286 - Step 4: Simplify right side
15,362,315.84x = 196,959,625,881,867.84 - Step 5: Solve for x
x = 196,959,625,881,867.84/15,362,315.84 - Step 6: Final answer
x = 12,820,959.28
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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.