Finding the Fourth Proportional to 6,282,442.08, 8,670,134.16 and 4,730,925.60
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Solution
The fourth proportional to 6,282,442.08, 8,670,134.16 and 4,730,925.60 is: 6,528,951.50
Step by Step Solution
- Step 1: Write the proportion equation
6,282,442.08 : 8,670,134.16 = 4,730,925.60 : x - Step 2: Convert to fraction form
6,282,442.08/8,670,134.16 = 4,730,925.60/x - Step 3: Cross multiply
6,282,442.08x = 8,670,134.16 × 4,730,925.60 - Step 4: Simplify right side
6,282,442.08x = 41,017,759,652,978.49 - Step 5: Solve for x
x = 41,017,759,652,978.49/6,282,442.08 - Step 6: Final answer
x = 6,528,951.50
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1.5x scale
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.