Finding the Fourth Proportional to 10,357,466.20, 15,536,199.30 and 3,964,427.80
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Solution
The fourth proportional to 10,357,466.20, 15,536,199.30 and 3,964,427.80 is: 5,946,641.70
Step by Step Solution
- Step 1: Write the proportion equation
10,357,466.20 : 15,536,199.30 = 3,964,427.80 : x - Step 2: Convert to fraction form
10,357,466.20/15,536,199.30 = 3,964,427.80/x - Step 3: Cross multiply
10,357,466.20x = 15,536,199.30 × 3,964,427.80 - Step 4: Simplify right side
10,357,466.20x = 61,592,140,411,260.54 - Step 5: Solve for x
x = 61,592,140,411,260.54/10,357,466.20 - Step 6: Final answer
x = 5,946,641.70
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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.