Finding the Fourth Proportional to 8,945,703.36, 12,344,746.64 and 5,466,862.31
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Solution
The fourth proportional to 8,945,703.36, 12,344,746.64 and 5,466,862.31 is: 7,544,071.98
Step by Step Solution
- Step 1: Write the proportion equation
8,945,703.36 : 12,344,746.64 = 5,466,862.31 : x - Step 2: Convert to fraction form
8,945,703.36/12,344,746.64 = 5,466,862.31/x - Step 3: Cross multiply
8,945,703.36x = 12,344,746.64 × 5,466,862.31 - Step 4: Simplify right side
8,945,703.36x = 67,487,030,043,657.09 - Step 5: Solve for x
x = 67,487,030,043,657.09/8,945,703.36 - Step 6: Final answer
x = 7,544,071.98
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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.