Finding the Fourth Proportional to 19,092,183.77, 26,346,708.20 and 10,390,169.09
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Solution
The fourth proportional to 19,092,183.77, 26,346,708.20 and 10,390,169.09 is: 14,338,158.30
Step by Step Solution
- Step 1: Write the proportion equation
19,092,183.77 : 26,346,708.20 = 10,390,169.09 : x - Step 2: Convert to fraction form
19,092,183.77/26,346,708.20 = 10,390,169.09/x - Step 3: Cross multiply
19,092,183.77x = 26,346,708.20 × 10,390,169.09 - Step 4: Simplify right side
19,092,183.77x = 273,746,753,254,731.72 - Step 5: Solve for x
x = 273,746,753,254,731.72/19,092,183.77 - Step 6: Final answer
x = 14,338,158.30
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1.5x scale
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.