Finding the Fourth Proportional to 8,966,403.99, 12,373,574.40 and 5,098,924.17
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Solution
The fourth proportional to 8,966,403.99, 12,373,574.40 and 5,098,924.17 is: 7,036,479.47
Step by Step Solution
- Step 1: Write the proportion equation
8,966,403.99 : 12,373,574.40 = 5,098,924.17 : x - Step 2: Convert to fraction form
8,966,403.99/12,373,574.40 = 5,098,924.17/x - Step 3: Cross multiply
8,966,403.99x = 12,373,574.40 × 5,098,924.17 - Step 4: Simplify right side
8,966,403.99x = 63,091,917,577,453.25 - Step 5: Solve for x
x = 63,091,917,577,453.25/8,966,403.99 - Step 6: Final answer
x = 7,036,479.47
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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.