Finding the Fourth Proportional to 7,845,916.14, 10,827,493.76 and 4,313,862
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Solution
The fourth proportional to 7,845,916.14, 10,827,493.76 and 4,313,862 is: 5,953,200.75
Step by Step Solution
- Step 1: Write the proportion equation
7,845,916.14 : 10,827,493.76 = 4,313,862 : x - Step 2: Convert to fraction form
7,845,916.14/10,827,493.76 = 4,313,862/x - Step 3: Cross multiply
7,845,916.14x = 10,827,493.76 × 4,313,862 - Step 4: Simplify right side
7,845,916.14x = 46,708,313,886,501.12 - Step 5: Solve for x
x = 46,708,313,886,501.12/7,845,916.14 - Step 6: Final answer
x = 5,953,200.75
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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.