Finding the Fourth Proportional to 19,420,696.08, 26,798,652.36 and 10,718,306.57
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Solution
The fourth proportional to 19,420,696.08, 26,798,652.36 and 10,718,306.57 is: 14,790,209.92
Step by Step Solution
- Step 1: Write the proportion equation
19,420,696.08 : 26,798,652.36 = 10,718,306.57 : x - Step 2: Convert to fraction form
19,420,696.08/26,798,652.36 = 10,718,306.57/x - Step 3: Cross multiply
19,420,696.08x = 26,798,652.36 × 10,718,306.57 - Step 4: Simplify right side
19,420,696.08x = 287,236,171,724,330.62 - Step 5: Solve for x
x = 287,236,171,724,330.62/19,420,696.08 - Step 6: Final answer
x = 14,790,209.92
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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.