Finding the Fourth Proportional to 11,834,772.26, 16,331,985.70 and 6,402,264.26
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Solution
The fourth proportional to 11,834,772.26, 16,331,985.70 and 6,402,264.26 is: 8,835,124.67
Step by Step Solution
- Step 1: Write the proportion equation
11,834,772.26 : 16,331,985.70 = 6,402,264.26 : x - Step 2: Convert to fraction form
11,834,772.26/16,331,985.70 = 6,402,264.26/x - Step 3: Cross multiply
11,834,772.26x = 16,331,985.70 × 6,402,264.26 - Step 4: Simplify right side
11,834,772.26x = 104,561,688,341,941.08 - Step 5: Solve for x
x = 104,561,688,341,941.08/11,834,772.26 - Step 6: Final answer
x = 8,835,124.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.