Finding the Fourth Proportional to 32,386,756.80, 48,588,643.80 and 11,639,290.08
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Solution
The fourth proportional to 32,386,756.80, 48,588,643.80 and 11,639,290.08 is: 17,461,992.98
Step by Step Solution
- Step 1: Write the proportion equation
32,386,756.80 : 48,588,643.80 = 11,639,290.08 : x - Step 2: Convert to fraction form
32,386,756.80/48,588,643.80 = 11,639,290.08/x - Step 3: Cross multiply
32,386,756.80x = 48,588,643.80 × 11,639,290.08 - Step 4: Simplify right side
32,386,756.80x = 565,537,319,781,993.50 - Step 5: Solve for x
x = 565,537,319,781,993.50/32,386,756.80 - Step 6: Final answer
x = 17,461,992.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.