Finding the Fourth Proportional to 7,653,331.69, 11,475,762.62 and 3,037,642.04
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Solution
The fourth proportional to 7,653,331.69, 11,475,762.62 and 3,037,642.04 is: 4,554,782.21
Step by Step Solution
- Step 1: Write the proportion equation
7,653,331.69 : 11,475,762.62 = 3,037,642.04 : x - Step 2: Convert to fraction form
7,653,331.69/11,475,762.62 = 3,037,642.04/x - Step 3: Cross multiply
7,653,331.69x = 11,475,762.62 × 3,037,642.04 - Step 4: Simplify right side
7,653,331.69x = 34,859,258,989,073.74 - Step 5: Solve for x
x = 34,859,258,989,073.74/7,653,331.69 - Step 6: Final answer
x = 4,554,782.21
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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.