Finding the Fourth Proportional to 7,034,326.90, 10,551,490.35 and 4,160,317.30
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Solution
The fourth proportional to 7,034,326.90, 10,551,490.35 and 4,160,317.30 is: 6,240,475.95
Step by Step Solution
- Step 1: Write the proportion equation
7,034,326.90 : 10,551,490.35 = 4,160,317.30 : x - Step 2: Convert to fraction form
7,034,326.90/10,551,490.35 = 4,160,317.30/x - Step 3: Cross multiply
7,034,326.90x = 10,551,490.35 × 4,160,317.30 - Step 4: Simplify right side
7,034,326.90x = 43,897,547,843,888.05 - Step 5: Solve for x
x = 43,897,547,843,888.05/7,034,326.90 - Step 6: Final answer
x = 6,240,475.95
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Similar ratio
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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.