Finding the Fourth Proportional to 7,664,134.23, 11,497,090.73 and 2,547,020.79
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Solution
The fourth proportional to 7,664,134.23, 11,497,090.73 and 2,547,020.79 is: 3,820,826.75
Step by Step Solution
- Step 1: Write the proportion equation
7,664,134.23 : 11,497,090.73 = 2,547,020.79 : x - Step 2: Convert to fraction form
7,664,134.23/11,497,090.73 = 2,547,020.79/x - Step 3: Cross multiply
7,664,134.23x = 11,497,090.73 × 2,547,020.79 - Step 4: Simplify right side
7,664,134.23x = 29,283,329,113,826.28 - Step 5: Solve for x
x = 29,283,329,113,826.28/7,664,134.23 - Step 6: Final answer
x = 3,820,826.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.