Finding the Fourth Proportional to 10,990,911.84, 15,169,274.58 and 6,097,710.42
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Solution
The fourth proportional to 10,990,911.84, 15,169,274.58 and 6,097,710.42 is: 8,415,848.02
Step by Step Solution
- Step 1: Write the proportion equation
10,990,911.84 : 15,169,274.58 = 6,097,710.42 : x - Step 2: Convert to fraction form
10,990,911.84/15,169,274.58 = 6,097,710.42/x - Step 3: Cross multiply
10,990,911.84x = 15,169,274.58 × 6,097,710.42 - Step 4: Simplify right side
10,990,911.84x = 92,497,843,670,307.12 - Step 5: Solve for x
x = 92,497,843,670,307.12/10,990,911.84 - Step 6: Final answer
x = 8,415,848.02
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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.