Finding the Fourth Proportional to 38,294,210.08, 57,356,867.74 and 31,653,506.08
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Solution
The fourth proportional to 38,294,210.08, 57,356,867.74 and 31,653,506.08 is: 47,410,455.99
Step by Step Solution
- Step 1: Write the proportion equation
38,294,210.08 : 57,356,867.74 = 31,653,506.08 : x - Step 2: Convert to fraction form
38,294,210.08/57,356,867.74 = 31,653,506.08/x - Step 3: Cross multiply
38,294,210.08x = 57,356,867.74 × 31,653,506.08 - Step 4: Simplify right side
38,294,210.08x = 1,815,545,961,737,845.75 - Step 5: Solve for x
x = 1,815,545,961,737,845.75/38,294,210.08 - Step 6: Final answer
x = 47,410,455.99
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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.