Finding the Fourth Proportional to 35,442,918.94, 53,164,378.44 and 8,516,574.94
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Solution
The fourth proportional to 35,442,918.94, 53,164,378.44 and 8,516,574.94 is: 12,774,862.42
Step by Step Solution
- Step 1: Write the proportion equation
35,442,918.94 : 53,164,378.44 = 8,516,574.94 : x - Step 2: Convert to fraction form
35,442,918.94/53,164,378.44 = 8,516,574.94/x - Step 3: Cross multiply
35,442,918.94x = 53,164,378.44 × 8,516,574.94 - Step 4: Simplify right side
35,442,918.94x = 452,778,413,122,780.25 - Step 5: Solve for x
x = 452,778,413,122,780.25/35,442,918.94 - Step 6: Final answer
x = 12,774,862.42
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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.