Finding the Fourth Proportional to 16,347,551.12, 22,560,320.40 and 9,104,207.12
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Solution
The fourth proportional to 16,347,551.12, 22,560,320.40 and 9,104,207.12 is: 12,564,195.59
Step by Step Solution
- Step 1: Write the proportion equation
16,347,551.12 : 22,560,320.40 = 9,104,207.12 : x - Step 2: Convert to fraction form
16,347,551.12/22,560,320.40 = 9,104,207.12/x - Step 3: Cross multiply
16,347,551.12x = 22,560,320.40 × 9,104,207.12 - Step 4: Simplify right side
16,347,551.12x = 205,393,829,615,161.22 - Step 5: Solve for x
x = 205,393,829,615,161.22/16,347,551.12 - Step 6: Final answer
x = 12,564,195.59
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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.