Finding the Fourth Proportional to 10,032,237.76, 13,845,342 and 5,682,097.84
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Solution
The fourth proportional to 10,032,237.76, 13,845,342 and 5,682,097.84 is: 7,841,778.65
Step by Step Solution
- Step 1: Write the proportion equation
10,032,237.76 : 13,845,342 = 5,682,097.84 : x - Step 2: Convert to fraction form
10,032,237.76/13,845,342 = 5,682,097.84/x - Step 3: Cross multiply
10,032,237.76x = 13,845,342 × 5,682,097.84 - Step 4: Simplify right side
10,032,237.76x = 78,670,587,872,261.28 - Step 5: Solve for x
x = 78,670,587,872,261.28/10,032,237.76 - Step 6: Final answer
x = 7,841,778.65
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1.5x scale
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.