Finding the Fourth Proportional to 30,971,751.76, 46,463,829.16 and 17,344,277.84
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Solution
The fourth proportional to 30,971,751.76, 46,463,829.16 and 17,344,277.84 is: 26,019,889.63
Step by Step Solution
- Step 1: Write the proportion equation
30,971,751.76 : 46,463,829.16 = 17,344,277.84 : x - Step 2: Convert to fraction form
30,971,751.76/46,463,829.16 = 17,344,277.84/x - Step 3: Cross multiply
30,971,751.76x = 46,463,829.16 × 17,344,277.84 - Step 4: Simplify right side
30,971,751.76x = 805,881,562,461,333.75 - Step 5: Solve for x
x = 805,881,562,461,333.75/30,971,751.76 - Step 6: Final answer
x = 26,019,889.63
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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.