Finding the Fourth Proportional to 30,608,364.19, 45,896,602.75 and 11,423,344.09
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Solution
The fourth proportional to 30,608,364.19, 45,896,602.75 and 11,423,344.09 is: 17,129,065.85
Step by Step Solution
- Step 1: Write the proportion equation
30,608,364.19 : 45,896,602.75 = 11,423,344.09 : x - Step 2: Convert to fraction form
30,608,364.19/45,896,602.75 = 11,423,344.09/x - Step 3: Cross multiply
30,608,364.19x = 45,896,602.75 × 11,423,344.09 - Step 4: Simplify right side
30,608,364.19x = 524,292,685,775,290.25 - Step 5: Solve for x
x = 524,292,685,775,290.25/30,608,364.19 - Step 6: Final answer
x = 17,129,065.85
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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.