Finding the Fourth Proportional to 56,158,737.78, 84,243,247.47 and 15,768,949.62
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Solution
The fourth proportional to 56,158,737.78, 84,243,247.47 and 15,768,949.62 is: 23,654,867.93
Step by Step Solution
- Step 1: Write the proportion equation
56,158,737.78 : 84,243,247.47 = 15,768,949.62 : x - Step 2: Convert to fraction form
56,158,737.78/84,243,247.47 = 15,768,949.62/x - Step 3: Cross multiply
56,158,737.78x = 84,243,247.47 × 15,768,949.62 - Step 4: Simplify right side
56,158,737.78x = 1,328,427,525,179,622.25 - Step 5: Solve for x
x = 1,328,427,525,179,622.25/56,158,737.78 - Step 6: Final answer
x = 23,654,867.93
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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.