Finding the Fourth Proportional to 39,772,246.12, 54,910,916.10 and 27,234,281.80
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Solution
The fourth proportional to 39,772,246.12, 54,910,916.10 and 27,234,281.80 is: 37,600,576.00
Step by Step Solution
- Step 1: Write the proportion equation
39,772,246.12 : 54,910,916.10 = 27,234,281.80 : x - Step 2: Convert to fraction form
39,772,246.12/54,910,916.10 = 27,234,281.80/x - Step 3: Cross multiply
39,772,246.12x = 54,910,916.10 × 27,234,281.80 - Step 4: Simplify right side
39,772,246.12x = 1,495,459,362,963,557 - Step 5: Solve for x
x = 1,495,459,362,963,557/39,772,246.12 - Step 6: Final answer
x = 37,600,576.00
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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.