Finding the Fourth Proportional to 10,749,156.04, 16,130,670.80 and 3,925,157.88
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Solution
The fourth proportional to 10,749,156.04, 16,130,670.80 and 3,925,157.88 is: 5,890,269.84
Step by Step Solution
- Step 1: Write the proportion equation
10,749,156.04 : 16,130,670.80 = 3,925,157.88 : x - Step 2: Convert to fraction form
10,749,156.04/16,130,670.80 = 3,925,157.88/x - Step 3: Cross multiply
10,749,156.04x = 16,130,670.80 × 3,925,157.88 - Step 4: Simplify right side
10,749,156.04x = 63,315,429,600,305.91 - Step 5: Solve for x
x = 63,315,429,600,305.91/10,749,156.04 - Step 6: Final answer
x = 5,890,269.84
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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.