Finding the Fourth Proportional to 46,987,963.32, 70,551,133.20 and 26,278,975.02
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Solution
The fourth proportional to 46,987,963.32, 70,551,133.20 and 26,278,975.02 is: 39,457,157.45
Step by Step Solution
- Step 1: Write the proportion equation
46,987,963.32 : 70,551,133.20 = 26,278,975.02 : x - Step 2: Convert to fraction form
46,987,963.32/70,551,133.20 = 26,278,975.02/x - Step 3: Cross multiply
46,987,963.32x = 70,551,133.20 × 26,278,975.02 - Step 4: Simplify right side
46,987,963.32x = 1,854,011,466,995,492.75 - Step 5: Solve for x
x = 1,854,011,466,995,492.75/46,987,963.32 - Step 6: Final answer
x = 39,457,157.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.