Finding the Fourth Proportional to 35,621,006.40, 49,157,083.35 and 19,323,482.40
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Solution
The fourth proportional to 35,621,006.40, 49,157,083.35 and 19,323,482.40 is: 26,666,456.99
Step by Step Solution
- Step 1: Write the proportion equation
35,621,006.40 : 49,157,083.35 = 19,323,482.40 : x - Step 2: Convert to fraction form
35,621,006.40/49,157,083.35 = 19,323,482.40/x - Step 3: Cross multiply
35,621,006.40x = 49,157,083.35 × 19,323,482.40 - Step 4: Simplify right side
35,621,006.40x = 949,886,034,949,058 - Step 5: Solve for x
x = 949,886,034,949,058/35,621,006.40 - Step 6: Final answer
x = 26,666,456.99
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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.