Finding the Fourth Proportional to 48,699,384.99, 67,206,239.18 and 27,791,001.45
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Solution
The fourth proportional to 48,699,384.99, 67,206,239.18 and 27,791,001.45 is: 38,352,202.82
Step by Step Solution
- Step 1: Write the proportion equation
48,699,384.99 : 67,206,239.18 = 27,791,001.45 : x - Step 2: Convert to fraction form
48,699,384.99/67,206,239.18 = 27,791,001.45/x - Step 3: Cross multiply
48,699,384.99x = 67,206,239.18 × 27,791,001.45 - Step 4: Simplify right side
48,699,384.99x = 1,867,728,690,569,904.50 - Step 5: Solve for x
x = 1,867,728,690,569,904.50/48,699,384.99 - Step 6: Final answer
x = 38,352,202.82
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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.