Finding the Fourth Proportional to 17,377,465.60, 26,075,529.60 and 7,281,107.20
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Solution
The fourth proportional to 17,377,465.60, 26,075,529.60 and 7,281,107.20 is: 10,925,570.55
Step by Step Solution
- Step 1: Write the proportion equation
17,377,465.60 : 26,075,529.60 = 7,281,107.20 : x - Step 2: Convert to fraction form
17,377,465.60/26,075,529.60 = 7,281,107.20/x - Step 3: Cross multiply
17,377,465.60x = 26,075,529.60 × 7,281,107.20 - Step 4: Simplify right side
17,377,465.60x = 189,858,726,314,373.12 - Step 5: Solve for x
x = 189,858,726,314,373.12/17,377,465.60 - Step 6: Final answer
x = 10,925,570.55
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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.