Finding the Fourth Proportional to 23,056,713.10, 31,818,237.12 and 12,602,798.09
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Solution
The fourth proportional to 23,056,713.10, 31,818,237.12 and 12,602,798.09 is: 17,391,846.62
Step by Step Solution
- Step 1: Write the proportion equation
23,056,713.10 : 31,818,237.12 = 12,602,798.09 : x - Step 2: Convert to fraction form
23,056,713.10/31,818,237.12 = 12,602,798.09/x - Step 3: Cross multiply
23,056,713.10x = 31,818,237.12 × 12,602,798.09 - Step 4: Simplify right side
23,056,713.10x = 400,998,817,873,857.44 - Step 5: Solve for x
x = 400,998,817,873,857.44/23,056,713.10 - Step 6: Final answer
x = 17,391,846.62
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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.