Finding the Fourth Proportional to 15,581,982.18, 23,374,147.36 and 4,651,307.98
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Solution
The fourth proportional to 15,581,982.18, 23,374,147.36 and 4,651,307.98 is: 6,977,312.44
Step by Step Solution
- Step 1: Write the proportion equation
15,581,982.18 : 23,374,147.36 = 4,651,307.98 : x - Step 2: Convert to fraction form
15,581,982.18/23,374,147.36 = 4,651,307.98/x - Step 3: Cross multiply
15,581,982.18x = 23,374,147.36 × 4,651,307.98 - Step 4: Simplify right side
15,581,982.18x = 108,720,358,141,263.94 - Step 5: Solve for x
x = 108,720,358,141,263.94/15,581,982.18 - Step 6: Final answer
x = 6,977,312.44
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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.