Finding the Fourth Proportional to 53,460,235.70, 73,775,155.97 and 29,013,949.70
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Solution
The fourth proportional to 53,460,235.70, 73,775,155.97 and 29,013,949.70 is: 40,039,267.25
Step by Step Solution
- Step 1: Write the proportion equation
53,460,235.70 : 73,775,155.97 = 29,013,949.70 : x - Step 2: Convert to fraction form
53,460,235.70/73,775,155.97 = 29,013,949.70/x - Step 3: Cross multiply
53,460,235.70x = 73,775,155.97 × 29,013,949.70 - Step 4: Simplify right side
53,460,235.70x = 2,140,508,664,462,603 - Step 5: Solve for x
x = 2,140,508,664,462,603/53,460,235.70 - Step 6: Final answer
x = 40,039,267.25
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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.