Finding the Fourth Proportional to 14,803,327.14, 20,422,336.05 and 9,910,125.75
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Solution
The fourth proportional to 14,803,327.14, 20,422,336.05 and 9,910,125.75 is: 13,671,785.84
Step by Step Solution
- Step 1: Write the proportion equation
14,803,327.14 : 20,422,336.05 = 9,910,125.75 : x - Step 2: Convert to fraction form
14,803,327.14/20,422,336.05 = 9,910,125.75/x - Step 3: Cross multiply
14,803,327.14x = 20,422,336.05 × 9,910,125.75 - Step 4: Simplify right side
14,803,327.14x = 202,387,918,364,258.28 - Step 5: Solve for x
x = 202,387,918,364,258.28/14,803,327.14 - Step 6: Final answer
x = 13,671,785.84
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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.