Finding the Fourth Proportional to 10,276,745.34, 14,180,875.02 and 5,692,210.14
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Solution
The fourth proportional to 10,276,745.34, 14,180,875.02 and 5,692,210.14 is: 7,854,677.52
Step by Step Solution
- Step 1: Write the proportion equation
10,276,745.34 : 14,180,875.02 = 5,692,210.14 : x - Step 2: Convert to fraction form
10,276,745.34/14,180,875.02 = 5,692,210.14/x - Step 3: Cross multiply
10,276,745.34x = 14,180,875.02 × 5,692,210.14 - Step 4: Simplify right side
10,276,745.34x = 80,720,520,582,916.70 - Step 5: Solve for x
x = 80,720,520,582,916.70/10,276,745.34 - Step 6: Final answer
x = 7,854,677.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.