Finding the Fourth Proportional to 17,302,053.16, 25,950,345.18 and 5,787,430.12
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Solution
The fourth proportional to 17,302,053.16, 25,950,345.18 and 5,787,430.12 is: 8,680,230.49
Step by Step Solution
- Step 1: Write the proportion equation
17,302,053.16 : 25,950,345.18 = 5,787,430.12 : x - Step 2: Convert to fraction form
17,302,053.16/25,950,345.18 = 5,787,430.12/x - Step 3: Cross multiply
17,302,053.16x = 25,950,345.18 × 5,787,430.12 - Step 4: Simplify right side
17,302,053.16x = 150,185,809,319,128.81 - Step 5: Solve for x
x = 150,185,809,319,128.81/17,302,053.16 - Step 6: Final answer
x = 8,680,230.49
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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.