Finding the Fourth Proportional to 17,377,400.10, 26,075,431.35 and 7,281,041.70
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Solution
The fourth proportional to 17,377,400.10, 26,075,431.35 and 7,281,041.70 is: 10,925,472.28
Step by Step Solution
- Step 1: Write the proportion equation
17,377,400.10 : 26,075,431.35 = 7,281,041.70 : x - Step 2: Convert to fraction form
17,377,400.10/26,075,431.35 = 7,281,041.70/x - Step 3: Cross multiply
17,377,400.10x = 26,075,431.35 × 7,281,041.70 - Step 4: Simplify right side
17,377,400.10x = 189,856,303,004,837.31 - Step 5: Solve for x
x = 189,856,303,004,837.31/17,377,400.10 - Step 6: Final answer
x = 10,925,472.28
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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.