Finding the Fourth Proportional to 6,221,207.30, 9,331,810.95 and 6,221,207.30
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Solution
The fourth proportional to 6,221,207.30, 9,331,810.95 and 6,221,207.30 is: 9,331,810.95
Step by Step Solution
- Step 1: Write the proportion equation
6,221,207.30 : 9,331,810.95 = 6,221,207.30 : x - Step 2: Convert to fraction form
6,221,207.30/9,331,810.95 = 6,221,207.30/x - Step 3: Cross multiply
6,221,207.30x = 9,331,810.95 × 6,221,207.30 - Step 4: Simplify right side
6,221,207.30x = 58,055,130,404,359.93 - Step 5: Solve for x
x = 58,055,130,404,359.93/6,221,207.30 - Step 6: Final answer
x = 9,331,810.95
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Double scale
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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.