Finding the Fourth Proportional to 19,469,483.60, 29,206,228.60 and 7,349,155.92
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Solution
The fourth proportional to 19,469,483.60, 29,206,228.60 and 7,349,155.92 is: 11,024,490.03
Step by Step Solution
- Step 1: Write the proportion equation
19,469,483.60 : 29,206,228.60 = 7,349,155.92 : x - Step 2: Convert to fraction form
19,469,483.60/29,206,228.60 = 7,349,155.92/x - Step 3: Cross multiply
19,469,483.60x = 29,206,228.60 × 7,349,155.92 - Step 4: Simplify right side
19,469,483.60x = 214,641,127,816,563.31 - Step 5: Solve for x
x = 214,641,127,816,563.31/19,469,483.60 - Step 6: Final answer
x = 11,024,490.03
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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.