Finding the Fourth Proportional to 16,457,364.80, 24,644,056.80 and 13,098,132.80
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Solution
The fourth proportional to 16,457,364.80, 24,644,056.80 and 13,098,132.80 is: 19,613,779.76
Step by Step Solution
- Step 1: Write the proportion equation
16,457,364.80 : 24,644,056.80 = 13,098,132.80 : x - Step 2: Convert to fraction form
16,457,364.80/24,644,056.80 = 13,098,132.80/x - Step 3: Cross multiply
16,457,364.80x = 24,644,056.80 × 13,098,132.80 - Step 4: Simplify right side
16,457,364.80x = 322,791,128,697,143.06 - Step 5: Solve for x
x = 322,791,128,697,143.06/16,457,364.80 - Step 6: Final answer
x = 19,613,779.76
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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.