Finding the Fourth Proportional to 34,374,048.35, 47,435,241.08 and 18,904,133.75
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Solution
The fourth proportional to 34,374,048.35, 47,435,241.08 and 18,904,133.75 is: 26,087,184.52
Step by Step Solution
- Step 1: Write the proportion equation
34,374,048.35 : 47,435,241.08 = 18,904,133.75 : x - Step 2: Convert to fraction form
34,374,048.35/47,435,241.08 = 18,904,133.75/x - Step 3: Cross multiply
34,374,048.35x = 47,435,241.08 × 18,904,133.75 - Step 4: Simplify right side
34,374,048.35x = 896,722,141,839,814.38 - Step 5: Solve for x
x = 896,722,141,839,814.38/34,374,048.35 - Step 6: Final answer
x = 26,087,184.52
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1.5x scale
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.