Finding the Fourth Proportional to 11,465,458.74, 15,820,525.98 and 6,569,739.36
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Solution
The fourth proportional to 11,465,458.74, 15,820,525.98 and 6,569,739.36 is: 9,065,204.85
Step by Step Solution
- Step 1: Write the proportion equation
11,465,458.74 : 15,820,525.98 = 6,569,739.36 : x - Step 2: Convert to fraction form
11,465,458.74/15,820,525.98 = 6,569,739.36/x - Step 3: Cross multiply
11,465,458.74x = 15,820,525.98 × 6,569,739.36 - Step 4: Simplify right side
11,465,458.74x = 103,936,732,226,708.58 - Step 5: Solve for x
x = 103,936,732,226,708.58/11,465,458.74 - Step 6: Final answer
x = 9,065,204.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.