Finding the Fourth Proportional to 7,490,576.12, 10,334,053.75 and 4,350,305.19
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Solution
The fourth proportional to 7,490,576.12, 10,334,053.75 and 4,350,305.19 is: 6,001,712.95
Step by Step Solution
- Step 1: Write the proportion equation
7,490,576.12 : 10,334,053.75 = 4,350,305.19 : x - Step 2: Convert to fraction form
7,490,576.12/10,334,053.75 = 4,350,305.19/x - Step 3: Cross multiply
7,490,576.12x = 10,334,053.75 × 4,350,305.19 - Step 4: Simplify right side
7,490,576.12x = 44,956,287,636,528.83 - Step 5: Solve for x
x = 44,956,287,636,528.83/7,490,576.12 - Step 6: Final answer
x = 6,001,712.95
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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.