Finding the Fourth Proportional to 13,133,714.41, 19,698,551.73 and 4,380,146.68
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Solution
The fourth proportional to 13,133,714.41, 19,698,551.73 and 4,380,146.68 is: 6,569,546.38
Step by Step Solution
- Step 1: Write the proportion equation
13,133,714.41 : 19,698,551.73 = 4,380,146.68 : x - Step 2: Convert to fraction form
13,133,714.41/19,698,551.73 = 4,380,146.68/x - Step 3: Cross multiply
13,133,714.41x = 19,698,551.73 × 4,380,146.68 - Step 4: Simplify right side
13,133,714.41x = 86,282,545,960,967.75 - Step 5: Solve for x
x = 86,282,545,960,967.75/13,133,714.41 - Step 6: Final answer
x = 6,569,546.38
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.