Finding the Fourth Proportional to 15,988,496.10, 22,071,330.09 and 10,195,065.06
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Solution
The fourth proportional to 15,988,496.10, 22,071,330.09 and 10,195,065.06 is: 14,073,784.35
Step by Step Solution
- Step 1: Write the proportion equation
15,988,496.10 : 22,071,330.09 = 10,195,065.06 : x - Step 2: Convert to fraction form
15,988,496.10/22,071,330.09 = 10,195,065.06/x - Step 3: Cross multiply
15,988,496.10x = 22,071,330.09 × 10,195,065.06 - Step 4: Simplify right side
15,988,496.10x = 225,018,646,228,285.66 - Step 5: Solve for x
x = 225,018,646,228,285.66/15,988,496.10 - Step 6: Final answer
x = 14,073,784.35
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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.