Finding the Fourth Proportional to 35,446,235.04, 48,915,122.40 and 19,976,009.40
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Solution
The fourth proportional to 35,446,235.04, 48,915,122.40 and 19,976,009.40 is: 27,566,508.65
Step by Step Solution
- Step 1: Write the proportion equation
35,446,235.04 : 48,915,122.40 = 19,976,009.40 : x - Step 2: Convert to fraction form
35,446,235.04/48,915,122.40 = 19,976,009.40/x - Step 3: Cross multiply
35,446,235.04x = 48,915,122.40 × 19,976,009.40 - Step 4: Simplify right side
35,446,235.04x = 977,128,944,864,550.50 - Step 5: Solve for x
x = 977,128,944,864,550.50/35,446,235.04 - Step 6: Final answer
x = 27,566,508.65
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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.