Finding the Fourth Proportional to 15,544,039.68, 23,316,059.52 and 12,296,782.08
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Solution
The fourth proportional to 15,544,039.68, 23,316,059.52 and 12,296,782.08 is: 18,445,173.12
Step by Step Solution
- Step 1: Write the proportion equation
15,544,039.68 : 23,316,059.52 = 12,296,782.08 : x - Step 2: Convert to fraction form
15,544,039.68/23,316,059.52 = 12,296,782.08/x - Step 3: Cross multiply
15,544,039.68x = 23,316,059.52 × 12,296,782.08 - Step 4: Simplify right side
15,544,039.68x = 286,712,502,881,749.38 - Step 5: Solve for x
x = 286,712,502,881,749.38/15,544,039.68 - Step 6: Final answer
x = 18,445,173.12
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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.