Finding the Fourth Proportional to 8,961,005.80, 13,441,508.70 and 2,977,373.80
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Solution
The fourth proportional to 8,961,005.80, 13,441,508.70 and 2,977,373.80 is: 4,466,060.70
Step by Step Solution
- Step 1: Write the proportion equation
8,961,005.80 : 13,441,508.70 = 2,977,373.80 : x - Step 2: Convert to fraction form
8,961,005.80/13,441,508.70 = 2,977,373.80/x - Step 3: Cross multiply
8,961,005.80x = 13,441,508.70 × 2,977,373.80 - Step 4: Simplify right side
8,961,005.80x = 40,020,395,835,852.05 - Step 5: Solve for x
x = 40,020,395,835,852.05/8,961,005.80 - Step 6: Final answer
x = 4,466,060.70
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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.