Finding the Fourth Proportional to 10,338,588.87, 14,267,135.46 and 5,692,279.02
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Solution
The fourth proportional to 10,338,588.87, 14,267,135.46 and 5,692,279.02 is: 7,855,280.53
Step by Step Solution
- Step 1: Write the proportion equation
10,338,588.87 : 14,267,135.46 = 5,692,279.02 : x - Step 2: Convert to fraction form
10,338,588.87/14,267,135.46 = 5,692,279.02/x - Step 3: Cross multiply
10,338,588.87x = 14,267,135.46 × 5,692,279.02 - Step 4: Simplify right side
10,338,588.87x = 81,212,515,854,456.05 - Step 5: Solve for x
x = 81,212,515,854,456.05/10,338,588.87 - Step 6: Final answer
x = 7,855,280.53
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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.