Finding the Fourth Proportional to 19,487,218.70, 29,230,828.05 and 6,024,025.10
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Solution
The fourth proportional to 19,487,218.70, 29,230,828.05 and 6,024,025.10 is: 9,036,037.65
Step by Step Solution
- Step 1: Write the proportion equation
19,487,218.70 : 29,230,828.05 = 6,024,025.10 : x - Step 2: Convert to fraction form
19,487,218.70/29,230,828.05 = 6,024,025.10/x - Step 3: Cross multiply
19,487,218.70x = 29,230,828.05 × 6,024,025.10 - Step 4: Simplify right side
19,487,218.70x = 176,087,241,866,984.06 - Step 5: Solve for x
x = 176,087,241,866,984.06/19,487,218.70 - Step 6: Final answer
x = 9,036,037.65
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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.