Finding the Fourth Proportional to 19,695,618.62, 27,184,488.70 and 11,549,481.02
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Solution
The fourth proportional to 19,695,618.62, 27,184,488.70 and 11,549,481.02 is: 15,940,943.13
Step by Step Solution
- Step 1: Write the proportion equation
19,695,618.62 : 27,184,488.70 = 11,549,481.02 : x - Step 2: Convert to fraction form
19,695,618.62/27,184,488.70 = 11,549,481.02/x - Step 3: Cross multiply
19,695,618.62x = 27,184,488.70 × 11,549,481.02 - Step 4: Simplify right side
19,695,618.62x = 313,966,736,279,054.44 - Step 5: Solve for x
x = 313,966,736,279,054.44/19,695,618.62 - Step 6: Final answer
x = 15,940,943.13
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.