Finding the Fourth Proportional to 40,655,849.16, 60,983,772.08 and 11,901,984.68
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Solution
The fourth proportional to 40,655,849.16, 60,983,772.08 and 11,901,984.68 is: 17,852,976.53
Step by Step Solution
- Step 1: Write the proportion equation
40,655,849.16 : 60,983,772.08 = 11,901,984.68 : x - Step 2: Convert to fraction form
40,655,849.16/60,983,772.08 = 11,901,984.68/x - Step 3: Cross multiply
40,655,849.16x = 60,983,772.08 × 11,901,984.68 - Step 4: Simplify right side
40,655,849.16x = 725,827,921,117,721.25 - Step 5: Solve for x
x = 725,827,921,117,721.25/40,655,849.16 - Step 6: Final answer
x = 17,852,976.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.