Finding the Fourth Proportional to 10,909,589.04, 16,364,465.57 and 4,842,689.75
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Solution
The fourth proportional to 10,909,589.04, 16,364,465.57 and 4,842,689.75 is: 7,264,071.03
Step by Step Solution
- Step 1: Write the proportion equation
10,909,589.04 : 16,364,465.57 = 4,842,689.75 : x - Step 2: Convert to fraction form
10,909,589.04/16,364,465.57 = 4,842,689.75/x - Step 3: Cross multiply
10,909,589.04x = 16,364,465.57 × 4,842,689.75 - Step 4: Simplify right side
10,909,589.04x = 79,248,029,671,718.05 - Step 5: Solve for x
x = 79,248,029,671,718.05/10,909,589.04 - Step 6: Final answer
x = 7,264,071.03
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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.