Finding the Fourth Proportional to 9,925,751.80, 14,888,627.70 and 4,886,903.80
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Solution
The fourth proportional to 9,925,751.80, 14,888,627.70 and 4,886,903.80 is: 7,330,355.70
Step by Step Solution
- Step 1: Write the proportion equation
9,925,751.80 : 14,888,627.70 = 4,886,903.80 : x - Step 2: Convert to fraction form
9,925,751.80/14,888,627.70 = 4,886,903.80/x - Step 3: Cross multiply
9,925,751.80x = 14,888,627.70 × 4,886,903.80 - Step 4: Simplify right side
9,925,751.80x = 72,759,291,283,915.25 - Step 5: Solve for x
x = 72,759,291,283,915.25/9,925,751.80 - Step 6: Final answer
x = 7,330,355.70
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1.5x scale
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.