Finding the Fourth Proportional to 10,368,000.90, 15,552,001.35 and 3,179,477.70
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Solution
The fourth proportional to 10,368,000.90, 15,552,001.35 and 3,179,477.70 is: 4,769,216.55
Step by Step Solution
- Step 1: Write the proportion equation
10,368,000.90 : 15,552,001.35 = 3,179,477.70 : x - Step 2: Convert to fraction form
10,368,000.90/15,552,001.35 = 3,179,477.70/x - Step 3: Cross multiply
10,368,000.90x = 15,552,001.35 × 3,179,477.70 - Step 4: Simplify right side
10,368,000.90x = 49,447,241,482,694.90 - Step 5: Solve for x
x = 49,447,241,482,694.90/10,368,000.90 - Step 6: Final answer
x = 4,769,216.55
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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.