Finding the Fourth Proportional to 11,335,607.76, 15,642,827.08 and 6,179,070
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Solution
The fourth proportional to 11,335,607.76, 15,642,827.08 and 6,179,070 is: 8,526,946.73
Step by Step Solution
- Step 1: Write the proportion equation
11,335,607.76 : 15,642,827.08 = 6,179,070 : x - Step 2: Convert to fraction form
11,335,607.76/15,642,827.08 = 6,179,070/x - Step 3: Cross multiply
11,335,607.76x = 15,642,827.08 × 6,179,070 - Step 4: Simplify right side
11,335,607.76x = 96,658,123,525,215.59 - Step 5: Solve for x
x = 96,658,123,525,215.59/11,335,607.76 - Step 6: Final answer
x = 8,526,946.73
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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.