Finding the Fourth Proportional to 19,952,730.46, 27,534,776.19 and 10,785,373.18
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Solution
The fourth proportional to 19,952,730.46, 27,534,776.19 and 10,785,373.18 is: 14,883,819.40
Step by Step Solution
- Step 1: Write the proportion equation
19,952,730.46 : 27,534,776.19 = 10,785,373.18 : x - Step 2: Convert to fraction form
19,952,730.46/27,534,776.19 = 10,785,373.18/x - Step 3: Cross multiply
19,952,730.46x = 27,534,776.19 × 10,785,373.18 - Step 4: Simplify right side
19,952,730.46x = 296,972,836,636,928.56 - Step 5: Solve for x
x = 296,972,836,636,928.56/19,952,730.46 - Step 6: Final answer
x = 14,883,819.40
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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.