Finding the Fourth Proportional to 32,980,539.86, 45,513,198.63 and 18,296,206.49
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Solution
The fourth proportional to 32,980,539.86, 45,513,198.63 and 18,296,206.49 is: 25,248,794.70
Step by Step Solution
- Step 1: Write the proportion equation
32,980,539.86 : 45,513,198.63 = 18,296,206.49 : x - Step 2: Convert to fraction form
32,980,539.86/45,513,198.63 = 18,296,206.49/x - Step 3: Cross multiply
32,980,539.86x = 45,513,198.63 × 18,296,206.49 - Step 4: Simplify right side
32,980,539.86x = 832,718,879,835,818 - Step 5: Solve for x
x = 832,718,879,835,818/32,980,539.86 - Step 6: Final answer
x = 25,248,794.70
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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.