Finding the Fourth Proportional to 10,116,098.06, 15,171,858.53 and 4,645,934.02
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Solution
The fourth proportional to 10,116,098.06, 15,171,858.53 and 4,645,934.02 is: 6,967,849.99
Step by Step Solution
- Step 1: Write the proportion equation
10,116,098.06 : 15,171,858.53 = 4,645,934.02 : x - Step 2: Convert to fraction form
10,116,098.06/15,171,858.53 = 4,645,934.02/x - Step 3: Cross multiply
10,116,098.06x = 15,171,858.53 × 4,645,934.02 - Step 4: Simplify right side
10,116,098.06x = 70,487,453,730,444.98 - Step 5: Solve for x
x = 70,487,453,730,444.98/10,116,098.06 - Step 6: Final answer
x = 6,967,849.99
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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.