Finding the Fourth Proportional to 42,495,965.55, 63,752,805.68 and 24,285,253.95
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Solution
The fourth proportional to 42,495,965.55, 63,752,805.68 and 24,285,253.95 is: 36,432,942.65
Step by Step Solution
- Step 1: Write the proportion equation
42,495,965.55 : 63,752,805.68 = 24,285,253.95 : x - Step 2: Convert to fraction form
42,495,965.55/63,752,805.68 = 24,285,253.95/x - Step 3: Cross multiply
42,495,965.55x = 63,752,805.68 × 24,285,253.95 - Step 4: Simplify right side
42,495,965.55x = 1,548,253,075,842,376 - Step 5: Solve for x
x = 1,548,253,075,842,376/42,495,965.55 - Step 6: Final answer
x = 36,432,942.65
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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.