Finding the Fourth Proportional to 10,234,749.79, 14,118,033.81 and 6,613,077.79
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Solution
The fourth proportional to 10,234,749.79, 14,118,033.81 and 6,613,077.79 is: 9,122,221.62
Step by Step Solution
- Step 1: Write the proportion equation
10,234,749.79 : 14,118,033.81 = 6,613,077.79 : x - Step 2: Convert to fraction form
10,234,749.79/14,118,033.81 = 6,613,077.79/x - Step 3: Cross multiply
10,234,749.79x = 14,118,033.81 × 6,613,077.79 - Step 4: Simplify right side
10,234,749.79x = 93,363,655,827,380.08 - Step 5: Solve for x
x = 93,363,655,827,380.08/10,234,749.79 - Step 6: Final answer
x = 9,122,221.62
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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.