Finding the Fourth Proportional to 19,695,622.62, 27,184,494.22 and 11,549,485.02
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Solution
The fourth proportional to 19,695,622.62, 27,184,494.22 and 11,549,485.02 is: 15,940,948.65
Step by Step Solution
- Step 1: Write the proportion equation
19,695,622.62 : 27,184,494.22 = 11,549,485.02 : x - Step 2: Convert to fraction form
19,695,622.62/27,184,494.22 = 11,549,485.02/x - Step 3: Cross multiply
19,695,622.62x = 27,184,494.22 × 11,549,485.02 - Step 4: Simplify right side
19,695,622.62x = 313,966,908,770,166.56 - Step 5: Solve for x
x = 313,966,908,770,166.56/19,695,622.62 - Step 6: Final answer
x = 15,940,948.65
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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.