Finding the Fourth Proportional to 12,952,002.80, 18,159,346 and 12,952,002.80
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Solution
The fourth proportional to 12,952,002.80, 18,159,346 and 12,952,002.80 is: 18,159,346
Step by Step Solution
- Step 1: Write the proportion equation
12,952,002.80 : 18,159,346 = 12,952,002.80 : x - Step 2: Convert to fraction form
12,952,002.80/18,159,346 = 12,952,002.80/x - Step 3: Cross multiply
12,952,002.80x = 18,159,346 × 12,952,002.80 - Step 4: Simplify right side
12,952,002.80x = 235,199,900,238,168.81 - Step 5: Solve for x
x = 235,199,900,238,168.81/12,952,002.80 - Step 6: Final answer
x = 18,159,346
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.