Finding the Fourth Proportional to 26,824,542.84, 40,239,693.72 and 11,473,426.80
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Solution
The fourth proportional to 26,824,542.84, 40,239,693.72 and 11,473,426.80 is: 17,211,371.81
Step by Step Solution
- Step 1: Write the proportion equation
26,824,542.84 : 40,239,693.72 = 11,473,426.80 : x - Step 2: Convert to fraction form
26,824,542.84/40,239,693.72 = 11,473,426.80/x - Step 3: Cross multiply
26,824,542.84x = 40,239,693.72 × 11,473,426.80 - Step 4: Simplify right side
26,824,542.84x = 461,687,180,350,839.69 - Step 5: Solve for x
x = 461,687,180,350,839.69/26,824,542.84 - Step 6: Final answer
x = 17,211,371.81
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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.