Finding the Fourth Proportional to 92,427,312.51, 127,553,677.02 and 51,174,204.75
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Solution
The fourth proportional to 92,427,312.51, 127,553,677.02 and 51,174,204.75 is: 70,622,609.35
Step by Step Solution
- Step 1: Write the proportion equation
92,427,312.51 : 127,553,677.02 = 51,174,204.75 : x - Step 2: Convert to fraction form
92,427,312.51/127,553,677.02 = 51,174,204.75/x - Step 3: Cross multiply
92,427,312.51x = 127,553,677.02 × 51,174,204.75 - Step 4: Simplify right side
92,427,312.51x = 6,527,457,984,436,850 - Step 5: Solve for x
x = 6,527,457,984,436,850/92,427,312.51 - Step 6: Final answer
x = 70,622,609.35
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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.