Finding the Fourth Proportional to 6,466,823.40, 8,924,278.50 and 3,566,317.08
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Solution
The fourth proportional to 6,466,823.40, 8,924,278.50 and 3,566,317.08 is: 4,921,551.88
Step by Step Solution
- Step 1: Write the proportion equation
6,466,823.40 : 8,924,278.50 = 3,566,317.08 : x - Step 2: Convert to fraction form
6,466,823.40/8,924,278.50 = 3,566,317.08/x - Step 3: Cross multiply
6,466,823.40x = 8,924,278.50 × 3,566,317.08 - Step 4: Simplify right side
6,466,823.40x = 31,826,806,841,226.78 - Step 5: Solve for x
x = 31,826,806,841,226.78/6,466,823.40 - Step 6: Final answer
x = 4,921,551.88
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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.