Finding the Fourth Proportional to 39,826,495.62, 59,744,368.98 and 13,910,775.66
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Solution
The fourth proportional to 39,826,495.62, 59,744,368.98 and 13,910,775.66 is: 20,867,779.12
Step by Step Solution
- Step 1: Write the proportion equation
39,826,495.62 : 59,744,368.98 = 13,910,775.66 : x - Step 2: Convert to fraction form
39,826,495.62/59,744,368.98 = 13,910,775.66/x - Step 3: Cross multiply
39,826,495.62x = 59,744,368.98 × 13,910,775.66 - Step 4: Simplify right side
39,826,495.62x = 831,090,513,829,043 - Step 5: Solve for x
x = 831,090,513,829,043/39,826,495.62 - Step 6: Final answer
x = 20,867,779.12
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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.