Finding the Fourth Proportional to 16,403,740.68, 22,637,352.24 and 9,061,421.70
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Solution
The fourth proportional to 16,403,740.68, 22,637,352.24 and 9,061,421.70 is: 12,504,866.96
Step by Step Solution
- Step 1: Write the proportion equation
16,403,740.68 : 22,637,352.24 = 9,061,421.70 : x - Step 2: Convert to fraction form
16,403,740.68/22,637,352.24 = 9,061,421.70/x - Step 3: Cross multiply
16,403,740.68x = 22,637,352.24 × 9,061,421.70 - Step 4: Simplify right side
16,403,740.68x = 205,126,594,818,079.56 - Step 5: Solve for x
x = 205,126,594,818,079.56/16,403,740.68 - Step 6: Final answer
x = 12,504,866.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.