Finding the Fourth Proportional to 10,237,799.99, 14,128,077.35 and 5,654,022.95
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Solution
The fourth proportional to 10,237,799.99, 14,128,077.35 and 5,654,022.95 is: 7,802,503.82
Step by Step Solution
- Step 1: Write the proportion equation
10,237,799.99 : 14,128,077.35 = 5,654,022.95 : x - Step 2: Convert to fraction form
10,237,799.99/14,128,077.35 = 5,654,022.95/x - Step 3: Cross multiply
10,237,799.99x = 14,128,077.35 × 5,654,022.95 - Step 4: Simplify right side
10,237,799.99x = 79,880,473,477,364.69 - Step 5: Solve for x
x = 79,880,473,477,364.69/10,237,799.99 - Step 6: Final answer
x = 7,802,503.82
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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.