Finding the Fourth Proportional to 23,832,156.40, 32,887,407.36 and 13,518,658.12
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Solution
The fourth proportional to 23,832,156.40, 32,887,407.36 and 13,518,658.12 is: 18,655,198.85
Step by Step Solution
- Step 1: Write the proportion equation
23,832,156.40 : 32,887,407.36 = 13,518,658.12 : x - Step 2: Convert to fraction form
23,832,156.40/32,887,407.36 = 13,518,658.12/x - Step 3: Cross multiply
23,832,156.40x = 32,887,407.36 × 13,518,658.12 - Step 4: Simplify right side
23,832,156.40x = 444,593,616,553,011.75 - Step 5: Solve for x
x = 444,593,616,553,011.75/23,832,156.40 - Step 6: Final answer
x = 18,655,198.85
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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.