Finding the Fourth Proportional to 14,381,312.15, 21,493,167.54 and 10,498,944.99
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Solution
The fourth proportional to 14,381,312.15, 21,493,167.54 and 10,498,944.99 is: 15,690,889.77
Step by Step Solution
- Step 1: Write the proportion equation
14,381,312.15 : 21,493,167.54 = 10,498,944.99 : x - Step 2: Convert to fraction form
14,381,312.15/21,493,167.54 = 10,498,944.99/x - Step 3: Cross multiply
14,381,312.15x = 21,493,167.54 × 10,498,944.99 - Step 4: Simplify right side
14,381,312.15x = 225,655,583,623,467.53 - Step 5: Solve for x
x = 225,655,583,623,467.53/14,381,312.15 - Step 6: Final answer
x = 15,690,889.77
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.