Finding the Fourth Proportional to 84,814,017.42, 127,241,471.92 and 29,473,811.30
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Solution
The fourth proportional to 84,814,017.42, 127,241,471.92 and 29,473,811.30 is: 44,217,822.09
Step by Step Solution
- Step 1: Write the proportion equation
84,814,017.42 : 127,241,471.92 = 29,473,811.30 : x - Step 2: Convert to fraction form
84,814,017.42/127,241,471.92 = 29,473,811.30/x - Step 3: Cross multiply
84,814,017.42x = 127,241,471.92 × 29,473,811.30 - Step 4: Simplify right side
84,814,017.42x = 3,750,291,132,904,329 - Step 5: Solve for x
x = 3,750,291,132,904,329/84,814,017.42 - Step 6: Final answer
x = 44,217,822.09
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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.