Finding the Fourth Proportional to 76,846,720.64, 106,049,311.49 and 42,038,663.74
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Solution
The fourth proportional to 76,846,720.64, 106,049,311.49 and 42,038,663.74 is: 58,013,813.84
Step by Step Solution
- Step 1: Write the proportion equation
76,846,720.64 : 106,049,311.49 = 42,038,663.74 : x - Step 2: Convert to fraction form
76,846,720.64/106,049,311.49 = 42,038,663.74/x - Step 3: Cross multiply
76,846,720.64x = 106,049,311.49 × 42,038,663.74 - Step 4: Simplify right side
76,846,720.64x = 4,458,171,345,426,601.50 - Step 5: Solve for x
x = 4,458,171,345,426,601.50/76,846,720.64 - Step 6: Final answer
x = 58,013,813.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.