Finding the Fourth Proportional to 10,926,708.19, 16,386,214.74 and 3,638,188.63
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Solution
The fourth proportional to 10,926,708.19, 16,386,214.74 and 3,638,188.63 is: 5,456,001.86
Step by Step Solution
- Step 1: Write the proportion equation
10,926,708.19 : 16,386,214.74 = 3,638,188.63 : x - Step 2: Convert to fraction form
10,926,708.19/16,386,214.74 = 3,638,188.63/x - Step 3: Cross multiply
10,926,708.19x = 16,386,214.74 × 3,638,188.63 - Step 4: Simplify right side
10,926,708.19x = 59,616,140,155,806.41 - Step 5: Solve for x
x = 59,616,140,155,806.41/10,926,708.19 - Step 6: Final answer
x = 5,456,001.86
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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.