Finding the Fourth Proportional to 9,610,278.24, 13,262,006.68 and 5,259,277.28
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Solution
The fourth proportional to 9,610,278.24, 13,262,006.68 and 5,259,277.28 is: 7,257,705.62
Step by Step Solution
- Step 1: Write the proportion equation
9,610,278.24 : 13,262,006.68 = 5,259,277.28 : x - Step 2: Convert to fraction form
9,610,278.24/13,262,006.68 = 5,259,277.28/x - Step 3: Cross multiply
9,610,278.24x = 13,262,006.68 × 5,259,277.28 - Step 4: Simplify right side
9,610,278.24x = 69,748,570,439,339.05 - Step 5: Solve for x
x = 69,748,570,439,339.05/9,610,278.24 - Step 6: Final answer
x = 7,257,705.62
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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.