Finding the Fourth Proportional to 14,564,487.80, 21,846,731.70 and 5,466,567.80
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Solution
The fourth proportional to 14,564,487.80, 21,846,731.70 and 5,466,567.80 is: 8,199,851.70
Step by Step Solution
- Step 1: Write the proportion equation
14,564,487.80 : 21,846,731.70 = 5,466,567.80 : x - Step 2: Convert to fraction form
14,564,487.80/21,846,731.70 = 5,466,567.80/x - Step 3: Cross multiply
14,564,487.80x = 21,846,731.70 × 5,466,567.80 - Step 4: Simplify right side
14,564,487.80x = 119,426,640,046,459.25 - Step 5: Solve for x
x = 119,426,640,046,459.25/14,564,487.80 - Step 6: Final answer
x = 8,199,851.70
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1.5x scale
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.