Finding the Fourth Proportional to 6,506,889.73, 8,974,271.99 and 5,720,273.75
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Solution
The fourth proportional to 6,506,889.73, 8,974,271.99 and 5,720,273.75 is: 7,889,374.90
Step by Step Solution
- Step 1: Write the proportion equation
6,506,889.73 : 8,974,271.99 = 5,720,273.75 : x - Step 2: Convert to fraction form
6,506,889.73/8,974,271.99 = 5,720,273.75/x - Step 3: Cross multiply
6,506,889.73x = 8,974,271.99 × 5,720,273.75 - Step 4: Simplify right side
6,506,889.73x = 51,335,292,489,757.27 - Step 5: Solve for x
x = 51,335,292,489,757.27/6,506,889.73 - Step 6: Final answer
x = 7,889,374.90
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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.