Finding the Fourth Proportional to 73,249,474.40, 109,874,211.60 and 44,551,887.20
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Solution
The fourth proportional to 73,249,474.40, 109,874,211.60 and 44,551,887.20 is: 66,827,830.80
Step by Step Solution
- Step 1: Write the proportion equation
73,249,474.40 : 109,874,211.60 = 44,551,887.20 : x - Step 2: Convert to fraction form
73,249,474.40/109,874,211.60 = 44,551,887.20/x - Step 3: Cross multiply
73,249,474.40x = 109,874,211.60 × 44,551,887.20 - Step 4: Simplify right side
73,249,474.40x = 4,895,103,481,392,132 - Step 5: Solve for x
x = 4,895,103,481,392,132/73,249,474.40 - Step 6: Final answer
x = 66,827,830.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.