Finding the Fourth Proportional to 9,525,723.66, 13,145,589.63 and 5,174,842.68
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Solution
The fourth proportional to 9,525,723.66, 13,145,589.63 and 5,174,842.68 is: 7,141,332.32
Step by Step Solution
- Step 1: Write the proportion equation
9,525,723.66 : 13,145,589.63 = 5,174,842.68 : x - Step 2: Convert to fraction form
9,525,723.66/13,145,589.63 = 5,174,842.68/x - Step 3: Cross multiply
9,525,723.66x = 13,145,589.63 × 5,174,842.68 - Step 4: Simplify right side
9,525,723.66x = 68,026,358,271,089.41 - Step 5: Solve for x
x = 68,026,358,271,089.41/9,525,723.66 - Step 6: Final answer
x = 7,141,332.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.