Finding the Fourth Proportional to 11,708,781.10, 16,158,309.24 and 6,410,387.68
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Solution
The fourth proportional to 11,708,781.10, 16,158,309.24 and 6,410,387.68 is: 8,846,439.74
Step by Step Solution
- Step 1: Write the proportion equation
11,708,781.10 : 16,158,309.24 = 6,410,387.68 : x - Step 2: Convert to fraction form
11,708,781.10/16,158,309.24 = 6,410,387.68/x - Step 3: Cross multiply
11,708,781.10x = 16,158,309.24 × 6,410,387.68 - Step 4: Simplify right side
11,708,781.10x = 103,581,026,481,726.16 - Step 5: Solve for x
x = 103,581,026,481,726.16/11,708,781.10 - Step 6: Final answer
x = 8,846,439.74
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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.