Finding the Fourth Proportional to 26,297,740.37, 39,446,610.72 and 7,128,497.35
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Solution
The fourth proportional to 26,297,740.37, 39,446,610.72 and 7,128,497.35 is: 10,692,746.07
Step by Step Solution
- Step 1: Write the proportion equation
26,297,740.37 : 39,446,610.72 = 7,128,497.35 : x - Step 2: Convert to fraction form
26,297,740.37/39,446,610.72 = 7,128,497.35/x - Step 3: Cross multiply
26,297,740.37x = 39,446,610.72 × 7,128,497.35 - Step 4: Simplify right side
26,297,740.37x = 281,195,060,006,578.03 - Step 5: Solve for x
x = 281,195,060,006,578.03/26,297,740.37 - Step 6: Final answer
x = 10,692,746.07
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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.