Finding the Fourth Proportional to 14,656,824.70, 21,985,237.05 and 10,877,688.70
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Solution
The fourth proportional to 14,656,824.70, 21,985,237.05 and 10,877,688.70 is: 16,316,533.05
Step by Step Solution
- Step 1: Write the proportion equation
14,656,824.70 : 21,985,237.05 = 10,877,688.70 : x - Step 2: Convert to fraction form
14,656,824.70/21,985,237.05 = 10,877,688.70/x - Step 3: Cross multiply
14,656,824.70x = 21,985,237.05 × 10,877,688.70 - Step 4: Simplify right side
14,656,824.70x = 239,148,564,625,606.31 - Step 5: Solve for x
x = 239,148,564,625,606.31/14,656,824.70 - Step 6: Final answer
x = 16,316,533.05
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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.