Finding the Fourth Proportional to 54,655,007.99, 75,423,905.63 and 29,875,294.40
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Solution
The fourth proportional to 54,655,007.99, 75,423,905.63 and 29,875,294.40 is: 41,227,903.32
Step by Step Solution
- Step 1: Write the proportion equation
54,655,007.99 : 75,423,905.63 = 29,875,294.40 : x - Step 2: Convert to fraction form
54,655,007.99/75,423,905.63 = 29,875,294.40/x - Step 3: Cross multiply
54,655,007.99x = 75,423,905.63 × 29,875,294.40 - Step 4: Simplify right side
54,655,007.99x = 2,253,311,385,079,603.50 - Step 5: Solve for x
x = 2,253,311,385,079,603.50/54,655,007.99 - Step 6: Final answer
x = 41,227,903.32
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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.