Finding the Fourth Proportional to 16,000,256.36, 22,080,199.93 and 8,657,928.74
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Solution
The fourth proportional to 16,000,256.36, 22,080,199.93 and 8,657,928.74 is: 11,947,858.41
Step by Step Solution
- Step 1: Write the proportion equation
16,000,256.36 : 22,080,199.93 = 8,657,928.74 : x - Step 2: Convert to fraction form
16,000,256.36/22,080,199.93 = 8,657,928.74/x - Step 3: Cross multiply
16,000,256.36x = 22,080,199.93 × 8,657,928.74 - Step 4: Simplify right side
16,000,256.36x = 191,168,797,592,448.66 - Step 5: Solve for x
x = 191,168,797,592,448.66/16,000,256.36 - Step 6: Final answer
x = 11,947,858.41
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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.