Finding the Fourth Proportional to 77,171,482.08, 106,496,747.50 and 41,889,264.28
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Solution
The fourth proportional to 77,171,482.08, 106,496,747.50 and 41,889,264.28 is: 57,807,240.19
Step by Step Solution
- Step 1: Write the proportion equation
77,171,482.08 : 106,496,747.50 = 41,889,264.28 : x - Step 2: Convert to fraction form
77,171,482.08/106,496,747.50 = 41,889,264.28/x - Step 3: Cross multiply
77,171,482.08x = 106,496,747.50 × 41,889,264.28 - Step 4: Simplify right side
77,171,482.08x = 4,461,070,400,860,622 - Step 5: Solve for x
x = 4,461,070,400,860,622/77,171,482.08 - Step 6: Final answer
x = 57,807,240.19
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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.