Finding the Fourth Proportional to 19,300,551.75, 28,944,691.91 and 6,343,713.99
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Solution
The fourth proportional to 19,300,551.75, 28,944,691.91 and 6,343,713.99 is: 9,513,554.29
Step by Step Solution
- Step 1: Write the proportion equation
19,300,551.75 : 28,944,691.91 = 6,343,713.99 : x - Step 2: Convert to fraction form
19,300,551.75/28,944,691.91 = 6,343,713.99/x - Step 3: Cross multiply
19,300,551.75x = 28,944,691.91 × 6,343,713.99 - Step 4: Simplify right side
19,300,551.75x = 183,616,846,973,988.25 - Step 5: Solve for x
x = 183,616,846,973,988.25/19,300,551.75 - Step 6: Final answer
x = 9,513,554.29
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.