Finding the Fourth Proportional to 12,464,070.67, 18,698,529.93 and 4,787,153.92
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Solution
The fourth proportional to 12,464,070.67, 18,698,529.93 and 4,787,153.92 is: 7,181,661.85
Step by Step Solution
- Step 1: Write the proportion equation
12,464,070.67 : 18,698,529.93 = 4,787,153.92 : x - Step 2: Convert to fraction form
12,464,070.67/18,698,529.93 = 4,787,153.92/x - Step 3: Cross multiply
12,464,070.67x = 18,698,529.93 × 4,787,153.92 - Step 4: Simplify right side
12,464,070.67x = 89,512,740,852,636.83 - Step 5: Solve for x
x = 89,512,740,852,636.83/12,464,070.67 - Step 6: Final answer
x = 7,181,661.85
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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.