Finding the Fourth Proportional to 11,403,075.24, 15,736,246.65 and 6,246,620.10
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Solution
The fourth proportional to 11,403,075.24, 15,736,246.65 and 6,246,620.10 is: 8,620,337.28
Step by Step Solution
- Step 1: Write the proportion equation
11,403,075.24 : 15,736,246.65 = 6,246,620.10 : x - Step 2: Convert to fraction form
11,403,075.24/15,736,246.65 = 6,246,620.10/x - Step 3: Cross multiply
11,403,075.24x = 15,736,246.65 × 6,246,620.10 - Step 4: Simplify right side
11,403,075.24x = 98,298,354,622,447.66 - Step 5: Solve for x
x = 98,298,354,622,447.66/11,403,075.24 - Step 6: Final answer
x = 8,620,337.28
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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.