Finding the Fourth Proportional to 7,775,546.08, 10,730,258.16 and 4,337,787.12
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Solution
The fourth proportional to 7,775,546.08, 10,730,258.16 and 4,337,787.12 is: 5,986,148.77
Step by Step Solution
- Step 1: Write the proportion equation
7,775,546.08 : 10,730,258.16 = 4,337,787.12 : x - Step 2: Convert to fraction form
7,775,546.08/10,730,258.16 = 4,337,787.12/x - Step 3: Cross multiply
7,775,546.08x = 10,730,258.16 × 4,337,787.12 - Step 4: Simplify right side
7,775,546.08x = 46,545,575,640,722.90 - Step 5: Solve for x
x = 46,545,575,640,722.90/7,775,546.08 - Step 6: Final answer
x = 5,986,148.77
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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.