Finding the Fourth Proportional to 15,423,424.66, 23,135,135.56 and 6,787,525.10
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Solution
The fourth proportional to 15,423,424.66, 23,135,135.56 and 6,787,525.10 is: 10,181,287.02
Step by Step Solution
- Step 1: Write the proportion equation
15,423,424.66 : 23,135,135.56 = 6,787,525.10 : x - Step 2: Convert to fraction form
15,423,424.66/23,135,135.56 = 6,787,525.10/x - Step 3: Cross multiply
15,423,424.66x = 23,135,135.56 × 6,787,525.10 - Step 4: Simplify right side
15,423,424.66x = 157,030,313,305,402.53 - Step 5: Solve for x
x = 157,030,313,305,402.53/15,423,424.66 - Step 6: Final answer
x = 10,181,287.02
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1.5x scale
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.