Finding the Fourth Proportional to 42,351,219.84, 58,444,678.68 and 24,016,505.28
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Solution
The fourth proportional to 42,351,219.84, 58,444,678.68 and 24,016,505.28 is: 33,142,774.62
Step by Step Solution
- Step 1: Write the proportion equation
42,351,219.84 : 58,444,678.68 = 24,016,505.28 : x - Step 2: Convert to fraction form
42,351,219.84/58,444,678.68 = 24,016,505.28/x - Step 3: Cross multiply
42,351,219.84x = 58,444,678.68 × 24,016,505.28 - Step 4: Simplify right side
42,351,219.84x = 1,403,636,934,106,123.50 - Step 5: Solve for x
x = 1,403,636,934,106,123.50/42,351,219.84 - Step 6: Final answer
x = 33,142,774.62
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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.