Finding the Fourth Proportional to 92,407,846.34, 127,523,835.70 and 51,155,427.62
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Solution
The fourth proportional to 92,407,846.34, 127,523,835.70 and 51,155,427.62 is: 70,595,047.99
Step by Step Solution
- Step 1: Write the proportion equation
92,407,846.34 : 127,523,835.70 = 51,155,427.62 : x - Step 2: Convert to fraction form
92,407,846.34/127,523,835.70 = 51,155,427.62/x - Step 3: Cross multiply
92,407,846.34x = 127,523,835.70 × 51,155,427.62 - Step 4: Simplify right side
92,407,846.34x = 6,523,536,346,976,122 - Step 5: Solve for x
x = 6,523,536,346,976,122/92,407,846.34 - Step 6: Final answer
x = 70,595,047.99
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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.