Finding the Fourth Proportional to 15,528,067.70, 23,292,101.55 and 10,349,009.09
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Solution
The fourth proportional to 15,528,067.70, 23,292,101.55 and 10,349,009.09 is: 15,523,513.64
Step by Step Solution
- Step 1: Write the proportion equation
15,528,067.70 : 23,292,101.55 = 10,349,009.09 : x - Step 2: Convert to fraction form
15,528,067.70/23,292,101.55 = 10,349,009.09/x - Step 3: Cross multiply
15,528,067.70x = 23,292,101.55 × 10,349,009.09 - Step 4: Simplify right side
15,528,067.70x = 241,050,170,666,153.09 - Step 5: Solve for x
x = 241,050,170,666,153.09/15,528,067.70 - Step 6: Final answer
x = 15,523,513.64
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1.5x scale
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.