Finding the Fourth Proportional to 15,104,207.12, 22,663,396.55 and 7,531,763.36
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Solution
The fourth proportional to 15,104,207.12, 22,663,396.55 and 7,531,763.36 is: 11,301,178.43
Step by Step Solution
- Step 1: Write the proportion equation
15,104,207.12 : 22,663,396.55 = 7,531,763.36 : x - Step 2: Convert to fraction form
15,104,207.12/22,663,396.55 = 7,531,763.36/x - Step 3: Cross multiply
15,104,207.12x = 22,663,396.55 × 7,531,763.36 - Step 4: Simplify right side
15,104,207.12x = 170,695,339,653,952.84 - Step 5: Solve for x
x = 170,695,339,653,952.84/15,104,207.12 - Step 6: Final answer
x = 11,301,178.43
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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.