Finding the Fourth Proportional to 11,521,207.04, 15,899,748.73 and 6,626,430.50
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Solution
The fourth proportional to 11,521,207.04, 15,899,748.73 and 6,626,430.50 is: 9,144,751.89
Step by Step Solution
- Step 1: Write the proportion equation
11,521,207.04 : 15,899,748.73 = 6,626,430.50 : x - Step 2: Convert to fraction form
11,521,207.04/15,899,748.73 = 6,626,430.50/x - Step 3: Cross multiply
11,521,207.04x = 15,899,748.73 × 6,626,430.50 - Step 4: Simplify right side
11,521,207.04x = 105,358,579,830,743.44 - Step 5: Solve for x
x = 105,358,579,830,743.44/11,521,207.04 - Step 6: Final answer
x = 9,144,751.89
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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.