Finding the Fourth Proportional to 42,118,385.24, 58,119,764.28 and 24,237,184.88
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Solution
The fourth proportional to 42,118,385.24, 58,119,764.28 and 24,237,184.88 is: 33,445,239.27
Step by Step Solution
- Step 1: Write the proportion equation
42,118,385.24 : 58,119,764.28 = 24,237,184.88 : x - Step 2: Convert to fraction form
42,118,385.24/58,119,764.28 = 24,237,184.88/x - Step 3: Cross multiply
42,118,385.24x = 58,119,764.28 × 24,237,184.88 - Step 4: Simplify right side
42,118,385.24x = 1,408,659,472,036,380 - Step 5: Solve for x
x = 1,408,659,472,036,380/42,118,385.24 - Step 6: Final answer
x = 33,445,239.27
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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.