Finding the Fourth Proportional to 15,972,525.96, 22,052,727.44 and 9,448,251.17
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Solution
The fourth proportional to 15,972,525.96, 22,052,727.44 and 9,448,251.17 is: 13,044,881.45
Step by Step Solution
- Step 1: Write the proportion equation
15,972,525.96 : 22,052,727.44 = 9,448,251.17 : x - Step 2: Convert to fraction form
15,972,525.96/22,052,727.44 = 9,448,251.17/x - Step 3: Cross multiply
15,972,525.96x = 22,052,727.44 × 9,448,251.17 - Step 4: Simplify right side
15,972,525.96x = 208,359,707,679,166.19 - Step 5: Solve for x
x = 208,359,707,679,166.19/15,972,525.96 - Step 6: Final answer
x = 13,044,881.45
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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.