Finding the Fourth Proportional to 7,609,641.24, 10,500,722.10 and 4,346,005.44
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Solution
The fourth proportional to 7,609,641.24, 10,500,722.10 and 4,346,005.44 is: 5,997,154.65
Step by Step Solution
- Step 1: Write the proportion equation
7,609,641.24 : 10,500,722.10 = 4,346,005.44 : x - Step 2: Convert to fraction form
7,609,641.24/10,500,722.10 = 4,346,005.44/x - Step 3: Cross multiply
7,609,641.24x = 10,500,722.10 × 4,346,005.44 - Step 4: Simplify right side
7,609,641.24x = 45,636,195,370,528.23 - Step 5: Solve for x
x = 45,636,195,370,528.23/7,609,641.24 - Step 6: Final answer
x = 5,997,154.65
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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.