Finding the Fourth Proportional to 26,517,395.35, 39,782,077.61 and 8,074,990.13
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Solution
The fourth proportional to 26,517,395.35, 39,782,077.61 and 8,074,990.13 is: 12,114,307.59
Step by Step Solution
- Step 1: Write the proportion equation
26,517,395.35 : 39,782,077.61 = 8,074,990.13 : x - Step 2: Convert to fraction form
26,517,395.35/39,782,077.61 = 8,074,990.13/x - Step 3: Cross multiply
26,517,395.35x = 39,782,077.61 × 8,074,990.13 - Step 4: Simplify right side
26,517,395.35x = 321,239,883,812,358.62 - Step 5: Solve for x
x = 321,239,883,812,358.62/26,517,395.35 - Step 6: Final answer
x = 12,114,307.59
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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.