Finding the Fourth Proportional to 54,195,263.84, 74,788,525.36 and 29,414,918.88
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Solution
The fourth proportional to 54,195,263.84, 74,788,525.36 and 29,414,918.88 is: 40,592,078.55
Step by Step Solution
- Step 1: Write the proportion equation
54,195,263.84 : 74,788,525.36 = 29,414,918.88 : x - Step 2: Convert to fraction form
54,195,263.84/74,788,525.36 = 29,414,918.88/x - Step 3: Cross multiply
54,195,263.84x = 74,788,525.36 × 29,414,918.88 - Step 4: Simplify right side
54,195,263.84x = 2,199,898,406,619,222.75 - Step 5: Solve for x
x = 2,199,898,406,619,222.75/54,195,263.84 - Step 6: Final answer
x = 40,592,078.55
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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.