Finding the Fourth Proportional to 28,877,157.18, 43,293,253.68 and 14,294,014.92
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Solution
The fourth proportional to 28,877,157.18, 43,293,253.68 and 14,294,014.92 is: 21,429,893.88
Step by Step Solution
- Step 1: Write the proportion equation
28,877,157.18 : 43,293,253.68 = 14,294,014.92 : x - Step 2: Convert to fraction form
28,877,157.18/43,293,253.68 = 14,294,014.92/x - Step 3: Cross multiply
28,877,157.18x = 43,293,253.68 × 14,294,014.92 - Step 4: Simplify right side
28,877,157.18x = 618,834,414,037,264.88 - Step 5: Solve for x
x = 618,834,414,037,264.88/28,877,157.18 - Step 6: Final answer
x = 21,429,893.88
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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.