Finding the Fourth Proportional to 8,862,759.29, 12,230,595.98 and 4,788,378.29
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Solution
The fourth proportional to 8,862,759.29, 12,230,595.98 and 4,788,378.29 is: 6,607,955.64
Step by Step Solution
- Step 1: Write the proportion equation
8,862,759.29 : 12,230,595.98 = 4,788,378.29 : x - Step 2: Convert to fraction form
8,862,759.29/12,230,595.98 = 4,788,378.29/x - Step 3: Cross multiply
8,862,759.29x = 12,230,595.98 × 4,788,378.29 - Step 4: Simplify right side
8,862,759.29x = 58,564,720,220,187.19 - Step 5: Solve for x
x = 58,564,720,220,187.19/8,862,759.29 - Step 6: Final answer
x = 6,607,955.64
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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.