Finding the Fourth Proportional to 9,856,572.08, 13,615,382.76 and 7,427,544.08
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Solution
The fourth proportional to 9,856,572.08, 13,615,382.76 and 7,427,544.08 is: 10,260,043.23
Step by Step Solution
- Step 1: Write the proportion equation
9,856,572.08 : 13,615,382.76 = 7,427,544.08 : x - Step 2: Convert to fraction form
9,856,572.08/13,615,382.76 = 7,427,544.08/x - Step 3: Cross multiply
9,856,572.08x = 13,615,382.76 × 7,427,544.08 - Step 4: Simplify right side
9,856,572.08x = 101,128,855,615,972.06 - Step 5: Solve for x
x = 101,128,855,615,972.06/9,856,572.08 - Step 6: Final answer
x = 10,260,043.23
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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.