Finding the Fourth Proportional to 16,344,983.84, 22,556,076.63 and 9,473,451.71
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Solution
The fourth proportional to 16,344,983.84, 22,556,076.63 and 9,473,451.71 is: 13,073,362.74
Step by Step Solution
- Step 1: Write the proportion equation
16,344,983.84 : 22,556,076.63 = 9,473,451.71 : x - Step 2: Convert to fraction form
16,344,983.84/22,556,076.63 = 9,473,451.71/x - Step 3: Cross multiply
16,344,983.84x = 22,556,076.63 × 9,473,451.71 - Step 4: Simplify right side
16,344,983.84x = 213,683,902,721,364.56 - Step 5: Solve for x
x = 213,683,902,721,364.56/16,344,983.84 - Step 6: Final answer
x = 13,073,362.74
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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.