Finding the Fourth Proportional to 63,279,219.20, 87,324,679.17 and 35,021,647.13
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Solution
The fourth proportional to 63,279,219.20, 87,324,679.17 and 35,021,647.13 is: 48,329,516.99
Step by Step Solution
- Step 1: Write the proportion equation
63,279,219.20 : 87,324,679.17 = 35,021,647.13 : x - Step 2: Convert to fraction form
63,279,219.20/87,324,679.17 = 35,021,647.13/x - Step 3: Cross multiply
63,279,219.20x = 87,324,679.17 × 35,021,647.13 - Step 4: Simplify right side
63,279,219.20x = 3,058,254,099,195,578 - Step 5: Solve for x
x = 3,058,254,099,195,578/63,279,219.20 - Step 6: Final answer
x = 48,329,516.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.