Finding the Fourth Proportional to 26,542,467.93, 36,624,246.62 and 15,374,989.83
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Solution
The fourth proportional to 26,542,467.93, 36,624,246.62 and 15,374,989.83 is: 21,214,960.90
Step by Step Solution
- Step 1: Write the proportion equation
26,542,467.93 : 36,624,246.62 = 15,374,989.83 : x - Step 2: Convert to fraction form
26,542,467.93/36,624,246.62 = 15,374,989.83/x - Step 3: Cross multiply
26,542,467.93x = 36,624,246.62 × 15,374,989.83 - Step 4: Simplify right side
26,542,467.93x = 563,097,419,237,037 - Step 5: Solve for x
x = 563,097,419,237,037/26,542,467.93 - Step 6: Final answer
x = 21,214,960.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.