Finding the Fourth Proportional to 28,610,748.18, 39,586,800.31 and 24,947,298.80
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Solution
The fourth proportional to 28,610,748.18, 39,586,800.31 and 24,947,298.80 is: 34,517,927.66
Step by Step Solution
- Step 1: Write the proportion equation
28,610,748.18 : 39,586,800.31 = 24,947,298.80 : x - Step 2: Convert to fraction form
28,610,748.18/39,586,800.31 = 24,947,298.80/x - Step 3: Cross multiply
28,610,748.18x = 39,586,800.31 × 24,947,298.80 - Step 4: Simplify right side
28,610,748.18x = 987,583,735,869,502.75 - Step 5: Solve for x
x = 987,583,735,869,502.75/28,610,748.18 - Step 6: Final answer
x = 34,517,927.66
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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.