Finding the Fourth Proportional to 11,074,312.18, 15,280,268.62 and 6,363,796.67
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Solution
The fourth proportional to 11,074,312.18, 15,280,268.62 and 6,363,796.67 is: 8,780,727.96
Step by Step Solution
- Step 1: Write the proportion equation
11,074,312.18 : 15,280,268.62 = 6,363,796.67 : x - Step 2: Convert to fraction form
11,074,312.18/15,280,268.62 = 6,363,796.67/x - Step 3: Cross multiply
11,074,312.18x = 15,280,268.62 × 6,363,796.67 - Step 4: Simplify right side
11,074,312.18x = 97,240,522,560,661.48 - Step 5: Solve for x
x = 97,240,522,560,661.48/11,074,312.18 - Step 6: Final answer
x = 8,780,727.96
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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.