Finding the Fourth Proportional to 7,613,515.10, 11,415,710.66 and 2,423,881.82
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Solution
The fourth proportional to 7,613,515.10, 11,415,710.66 and 2,423,881.82 is: 3,634,370.34
Step by Step Solution
- Step 1: Write the proportion equation
7,613,515.10 : 11,415,710.66 = 2,423,881.82 : x - Step 2: Convert to fraction form
7,613,515.10/11,415,710.66 = 2,423,881.82/x - Step 3: Cross multiply
7,613,515.10x = 11,415,710.66 × 2,423,881.82 - Step 4: Simplify right side
7,613,515.10x = 27,670,333,461,956.24 - Step 5: Solve for x
x = 27,670,333,461,956.24/7,613,515.10 - Step 6: Final answer
x = 3,634,370.34
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.