Finding the Fourth Proportional to 14,305,312.43, 19,740,730.21 and 8,110,775.87
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Solution
The fourth proportional to 14,305,312.43, 19,740,730.21 and 8,110,775.87 is: 11,192,529.98
Step by Step Solution
- Step 1: Write the proportion equation
14,305,312.43 : 19,740,730.21 = 8,110,775.87 : x - Step 2: Convert to fraction form
14,305,312.43/19,740,730.21 = 8,110,775.87/x - Step 3: Cross multiply
14,305,312.43x = 19,740,730.21 × 8,110,775.87 - Step 4: Simplify right side
14,305,312.43x = 160,112,638,243,448.03 - Step 5: Solve for x
x = 160,112,638,243,448.03/14,305,312.43 - Step 6: Final answer
x = 11,192,529.98
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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.