Finding the Fourth Proportional to 12,472,603.57, 17,202,708.55 and 10,733,204.71
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Solution
The fourth proportional to 12,472,603.57, 17,202,708.55 and 10,733,204.71 is: 14,803,660.79
Step by Step Solution
- Step 1: Write the proportion equation
12,472,603.57 : 17,202,708.55 = 10,733,204.71 : x - Step 2: Convert to fraction form
12,472,603.57/17,202,708.55 = 10,733,204.71/x - Step 3: Cross multiply
12,472,603.57x = 17,202,708.55 × 10,733,204.71 - Step 4: Simplify right side
12,472,603.57x = 184,640,192,433,617.28 - Step 5: Solve for x
x = 184,640,192,433,617.28/12,472,603.57 - Step 6: Final answer
x = 14,803,660.79
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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.