Finding the Fourth Proportional to 7,484,407.25, 11,221,783.97 and 2,935,915.63
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Solution
The fourth proportional to 7,484,407.25, 11,221,783.97 and 2,935,915.63 is: 4,401,979.99
Step by Step Solution
- Step 1: Write the proportion equation
7,484,407.25 : 11,221,783.97 = 2,935,915.63 : x - Step 2: Convert to fraction form
7,484,407.25/11,221,783.97 = 2,935,915.63/x - Step 3: Cross multiply
7,484,407.25x = 11,221,783.97 × 2,935,915.63 - Step 4: Simplify right side
7,484,407.25x = 32,946,210,911,272.41 - Step 5: Solve for x
x = 32,946,210,911,272.41/7,484,407.25 - Step 6: Final answer
x = 4,401,979.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.