Finding the Fourth Proportional to 15,391,887.95, 23,041,802.86 and 9,308,207.99
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Solution
The fourth proportional to 15,391,887.95, 23,041,802.86 and 9,308,207.99 is: 13,934,476.01
Step by Step Solution
- Step 1: Write the proportion equation
15,391,887.95 : 23,041,802.86 = 9,308,207.99 : x - Step 2: Convert to fraction form
15,391,887.95/23,041,802.86 = 9,308,207.99/x - Step 3: Cross multiply
15,391,887.95x = 23,041,802.86 × 9,308,207.99 - Step 4: Simplify right side
15,391,887.95x = 214,477,893,346,977.31 - Step 5: Solve for x
x = 214,477,893,346,977.31/15,391,887.95 - Step 6: Final answer
x = 13,934,476.01
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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.