Finding the Fourth Proportional to 6,113,274.19, 8,443,717.36 and 4,456,798.07
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Solution
The fourth proportional to 6,113,274.19, 8,443,717.36 and 4,456,798.07 is: 6,155,775.45
Step by Step Solution
- Step 1: Write the proportion equation
6,113,274.19 : 8,443,717.36 = 4,456,798.07 : x - Step 2: Convert to fraction form
6,113,274.19/8,443,717.36 = 4,456,798.07/x - Step 3: Cross multiply
6,113,274.19x = 8,443,717.36 × 4,456,798.07 - Step 4: Simplify right side
6,113,274.19x = 37,631,943,180,312.91 - Step 5: Solve for x
x = 37,631,943,180,312.91/6,113,274.19 - Step 6: Final answer
x = 6,155,775.45
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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.