Finding the Fourth Proportional to 9,768,782.36, 14,653,873.36 and 2,580,244.58
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Solution
The fourth proportional to 9,768,782.36, 14,653,873.36 and 2,580,244.58 is: 3,870,551.71
Step by Step Solution
- Step 1: Write the proportion equation
9,768,782.36 : 14,653,873.36 = 2,580,244.58 : x - Step 2: Convert to fraction form
9,768,782.36/14,653,873.36 = 2,580,244.58/x - Step 3: Cross multiply
9,768,782.36x = 14,653,873.36 × 2,580,244.58 - Step 4: Simplify right side
9,768,782.36x = 37,810,577,313,146.39 - Step 5: Solve for x
x = 37,810,577,313,146.39/9,768,782.36 - Step 6: Final answer
x = 3,870,551.71
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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.