Finding the Fourth Proportional to 10,808,261.44, 14,913,927.66 and 6,456,423.94
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Solution
The fourth proportional to 10,808,261.44, 14,913,927.66 and 6,456,423.94 is: 8,908,985.05
Step by Step Solution
- Step 1: Write the proportion equation
10,808,261.44 : 14,913,927.66 = 6,456,423.94 : x - Step 2: Convert to fraction form
10,808,261.44/14,913,927.66 = 6,456,423.94/x - Step 3: Cross multiply
10,808,261.44x = 14,913,927.66 × 6,456,423.94 - Step 4: Simplify right side
10,808,261.44x = 96,290,639,583,452.19 - Step 5: Solve for x
x = 96,290,639,583,452.19/10,808,261.44 - Step 6: Final answer
x = 8,908,985.05
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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.