Finding the Fourth Proportional to 7,314,652.74, 10,972,015.47 and 2,999,060.18
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Solution
The fourth proportional to 7,314,652.74, 10,972,015.47 and 2,999,060.18 is: 4,498,605.18
Step by Step Solution
- Step 1: Write the proportion equation
7,314,652.74 : 10,972,015.47 = 2,999,060.18 : x - Step 2: Convert to fraction form
7,314,652.74/10,972,015.47 = 2,999,060.18/x - Step 3: Cross multiply
7,314,652.74x = 10,972,015.47 × 2,999,060.18 - Step 4: Simplify right side
7,314,652.74x = 32,905,734,690,420.99 - Step 5: Solve for x
x = 32,905,734,690,420.99/7,314,652.74 - Step 6: Final answer
x = 4,498,605.18
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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.