Finding the Fourth Proportional to 19,095,491.34, 28,642,460.22 and 4,718,197.08
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Solution
The fourth proportional to 19,095,491.34, 28,642,460.22 and 4,718,197.08 is: 7,077,103.69
Step by Step Solution
- Step 1: Write the proportion equation
19,095,491.34 : 28,642,460.22 = 4,718,197.08 : x - Step 2: Convert to fraction form
19,095,491.34/28,642,460.22 = 4,718,197.08/x - Step 3: Cross multiply
19,095,491.34x = 28,642,460.22 × 4,718,197.08 - Step 4: Simplify right side
19,095,491.34x = 135,140,772,174,020.16 - Step 5: Solve for x
x = 135,140,772,174,020.16/19,095,491.34 - Step 6: Final answer
x = 7,077,103.69
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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.