Finding the Fourth Proportional to 8,634,926.99, 12,951,502.87 and 2,877,038.75
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Solution
The fourth proportional to 8,634,926.99, 12,951,502.87 and 2,877,038.75 is: 4,315,262.38
Step by Step Solution
- Step 1: Write the proportion equation
8,634,926.99 : 12,951,502.87 = 2,877,038.75 : x - Step 2: Convert to fraction form
8,634,926.99/12,951,502.87 = 2,877,038.75/x - Step 3: Cross multiply
8,634,926.99x = 12,951,502.87 × 2,877,038.75 - Step 4: Simplify right side
8,634,926.99x = 37,261,975,627,726.21 - Step 5: Solve for x
x = 37,261,975,627,726.21/8,634,926.99 - Step 6: Final answer
x = 4,315,262.38
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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.