Finding the Fourth Proportional to 53,407,646.56, 73,702,552.14 and 28,961,380
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Solution
The fourth proportional to 53,407,646.56, 73,702,552.14 and 28,961,380 is: 39,966,704.34
Step by Step Solution
- Step 1: Write the proportion equation
53,407,646.56 : 73,702,552.14 = 28,961,380 : x - Step 2: Convert to fraction form
53,407,646.56/73,702,552.14 = 28,961,380/x - Step 3: Cross multiply
53,407,646.56x = 73,702,552.14 × 28,961,380 - Step 4: Simplify right side
53,407,646.56x = 2,134,527,619,496,353.25 - Step 5: Solve for x
x = 2,134,527,619,496,353.25/53,407,646.56 - Step 6: Final answer
x = 39,966,704.34
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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.