Finding the Fourth Proportional to 26,260,699.98, 36,245,812.59 and 15,399,183.18
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Solution
The fourth proportional to 26,260,699.98, 36,245,812.59 and 15,399,183.18 is: 21,254,418.50
Step by Step Solution
- Step 1: Write the proportion equation
26,260,699.98 : 36,245,812.59 = 15,399,183.18 : x - Step 2: Convert to fraction form
26,260,699.98/36,245,812.59 = 15,399,183.18/x - Step 3: Cross multiply
26,260,699.98x = 36,245,812.59 × 15,399,183.18 - Step 4: Simplify right side
26,260,699.98x = 558,155,907,581,360.25 - Step 5: Solve for x
x = 558,155,907,581,360.25/26,260,699.98 - Step 6: Final answer
x = 21,254,418.50
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1.5x scale
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.