Finding the Fourth Proportional to 89,921,058.87, 124,094,070.22 and 55,107,025.99
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Solution
The fourth proportional to 89,921,058.87, 124,094,070.22 and 55,107,025.99 is: 76,049,539.89
Step by Step Solution
- Step 1: Write the proportion equation
89,921,058.87 : 124,094,070.22 = 55,107,025.99 : x - Step 2: Convert to fraction form
89,921,058.87/124,094,070.22 = 55,107,025.99/x - Step 3: Cross multiply
89,921,058.87x = 124,094,070.22 × 55,107,025.99 - Step 4: Simplify right side
89,921,058.87x = 6,838,455,153,042,426 - Step 5: Solve for x
x = 6,838,455,153,042,426/89,921,058.87 - Step 6: Final answer
x = 76,049,539.89
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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.