Finding the Fourth Proportional to 19,854,542.70, 29,783,529.48 and 5,477,610.51
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Solution
The fourth proportional to 19,854,542.70, 29,783,529.48 and 5,477,610.51 is: 8,216,889.03
Step by Step Solution
- Step 1: Write the proportion equation
19,854,542.70 : 29,783,529.48 = 5,477,610.51 : x - Step 2: Convert to fraction form
19,854,542.70/29,783,529.48 = 5,477,610.51/x - Step 3: Cross multiply
19,854,542.70x = 29,783,529.48 × 5,477,610.51 - Step 4: Simplify right side
19,854,542.70x = 163,142,574,104,542.84 - Step 5: Solve for x
x = 163,142,574,104,542.84/19,854,542.70 - Step 6: Final answer
x = 8,216,889.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.