Finding the Fourth Proportional to 16,358,429.70, 24,537,644.55 and 13,839,005.70
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Solution
The fourth proportional to 16,358,429.70, 24,537,644.55 and 13,839,005.70 is: 20,758,508.55
Step by Step Solution
- Step 1: Write the proportion equation
16,358,429.70 : 24,537,644.55 = 13,839,005.70 : x - Step 2: Convert to fraction form
16,358,429.70/24,537,644.55 = 13,839,005.70/x - Step 3: Cross multiply
16,358,429.70x = 24,537,644.55 × 13,839,005.70 - Step 4: Simplify right side
16,358,429.70x = 339,576,602,792,023.94 - Step 5: Solve for x
x = 339,576,602,792,023.94/16,358,429.70 - Step 6: Final answer
x = 20,758,508.55
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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.