Finding the Fourth Proportional to 12,671,310.17, 19,008,862.58 and 4,586,177.50
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Solution
The fourth proportional to 12,671,310.17, 19,008,862.58 and 4,586,177.50 is: 6,879,952.95
Step by Step Solution
- Step 1: Write the proportion equation
12,671,310.17 : 19,008,862.58 = 4,586,177.50 : x - Step 2: Convert to fraction form
12,671,310.17/19,008,862.58 = 4,586,177.50/x - Step 3: Cross multiply
12,671,310.17x = 19,008,862.58 × 4,586,177.50 - Step 4: Simplify right side
12,671,310.17x = 87,178,017,803,133.98 - Step 5: Solve for x
x = 87,178,017,803,133.98/12,671,310.17 - Step 6: Final answer
x = 6,879,952.95
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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.