Finding the Fourth Proportional to 8,407,284.35, 12,610,926.53 and 5,537,502.95
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Solution
The fourth proportional to 8,407,284.35, 12,610,926.53 and 5,537,502.95 is: 8,306,254.43
Step by Step Solution
- Step 1: Write the proportion equation
8,407,284.35 : 12,610,926.53 = 5,537,502.95 : x - Step 2: Convert to fraction form
8,407,284.35/12,610,926.53 = 5,537,502.95/x - Step 3: Cross multiply
8,407,284.35x = 12,610,926.53 × 5,537,502.95 - Step 4: Simplify right side
8,407,284.35x = 69,833,042,834,420.75 - Step 5: Solve for x
x = 69,833,042,834,420.75/8,407,284.35 - Step 6: Final answer
x = 8,306,254.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.