Finding the Fourth Proportional to 26,959,829.80, 40,439,744.70 and 11,843,285.80
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Solution
The fourth proportional to 26,959,829.80, 40,439,744.70 and 11,843,285.80 is: 17,764,928.70
Step by Step Solution
- Step 1: Write the proportion equation
26,959,829.80 : 40,439,744.70 = 11,843,285.80 : x - Step 2: Convert to fraction form
26,959,829.80/40,439,744.70 = 11,843,285.80/x - Step 3: Cross multiply
26,959,829.80x = 40,439,744.70 × 11,843,285.80 - Step 4: Simplify right side
26,959,829.80x = 478,939,454,161,135.31 - Step 5: Solve for x
x = 478,939,454,161,135.31/26,959,829.80 - Step 6: Final answer
x = 17,764,928.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.