Finding the Fourth Proportional to 17,707,248.79, 24,435,358.20 and 9,866,355.91
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Solution
The fourth proportional to 17,707,248.79, 24,435,358.20 and 9,866,355.91 is: 13,615,211.69
Step by Step Solution
- Step 1: Write the proportion equation
17,707,248.79 : 24,435,358.20 = 9,866,355.91 : x - Step 2: Convert to fraction form
17,707,248.79/24,435,358.20 = 9,866,355.91/x - Step 3: Cross multiply
17,707,248.79x = 24,435,358.20 × 9,866,355.91 - Step 4: Simplify right side
17,707,248.79x = 241,087,940,728,448.56 - Step 5: Solve for x
x = 241,087,940,728,448.56/17,707,248.79 - Step 6: Final answer
x = 13,615,211.69
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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.