Finding the Fourth Proportional to 14,346,609.17, 19,797,926.24 and 7,820,366.06
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Solution
The fourth proportional to 14,346,609.17, 19,797,926.24 and 7,820,366.06 is: 10,791,890.18
Step by Step Solution
- Step 1: Write the proportion equation
14,346,609.17 : 19,797,926.24 = 7,820,366.06 : x - Step 2: Convert to fraction form
14,346,609.17/19,797,926.24 = 7,820,366.06/x - Step 3: Cross multiply
14,346,609.17x = 19,797,926.24 × 7,820,366.06 - Step 4: Simplify right side
14,346,609.17x = 154,827,030,494,725.16 - Step 5: Solve for x
x = 154,827,030,494,725.16/14,346,609.17 - Step 6: Final answer
x = 10,791,890.18
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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.