Finding the Fourth Proportional to 68,395,386.27, 102,593,285.69 and 16,579,785.63
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Solution
The fourth proportional to 68,395,386.27, 102,593,285.69 and 16,579,785.63 is: 24,869,728.45
Step by Step Solution
- Step 1: Write the proportion equation
68,395,386.27 : 102,593,285.69 = 16,579,785.63 : x - Step 2: Convert to fraction form
68,395,386.27/102,593,285.69 = 16,579,785.63/x - Step 3: Cross multiply
68,395,386.27x = 102,593,285.69 × 16,579,785.63 - Step 4: Simplify right side
68,395,386.27x = 1,700,974,683,734,647.75 - Step 5: Solve for x
x = 1,700,974,683,734,647.75/68,395,386.27 - Step 6: Final answer
x = 24,869,728.45
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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.