Finding the Fourth Proportional to 26,776,661.68, 36,952,572.56 and 15,173,839.36
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Solution
The fourth proportional to 26,776,661.68, 36,952,572.56 and 15,173,839.36 is: 20,940,340.01
Step by Step Solution
- Step 1: Write the proportion equation
26,776,661.68 : 36,952,572.56 = 15,173,839.36 : x - Step 2: Convert to fraction form
26,776,661.68/36,952,572.56 = 15,173,839.36/x - Step 3: Cross multiply
26,776,661.68x = 36,952,572.56 × 15,173,839.36 - Step 4: Simplify right side
26,776,661.68x = 560,712,399,703,551.94 - Step 5: Solve for x
x = 560,712,399,703,551.94/26,776,661.68 - Step 6: Final answer
x = 20,940,340.01
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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.