Finding the Fourth Proportional to 38,484,315.12, 53,088,219.99 and 23,795,285.88
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Solution
The fourth proportional to 38,484,315.12, 53,088,219.99 and 23,795,285.88 is: 32,825,044.89
Step by Step Solution
- Step 1: Write the proportion equation
38,484,315.12 : 53,088,219.99 = 23,795,285.88 : x - Step 2: Convert to fraction form
38,484,315.12/53,088,219.99 = 23,795,285.88/x - Step 3: Cross multiply
38,484,315.12x = 53,088,219.99 × 23,795,285.88 - Step 4: Simplify right side
38,484,315.12x = 1,263,249,371,522,380.75 - Step 5: Solve for x
x = 1,263,249,371,522,380.75/38,484,315.12 - Step 6: Final answer
x = 32,825,044.89
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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.