Finding the Fourth Proportional to 26,071,210.09, 39,106,815.29 and 13,903,810.99
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Solution
The fourth proportional to 26,071,210.09, 39,106,815.29 and 13,903,810.99 is: 20,855,716.56
Step by Step Solution
- Step 1: Write the proportion equation
26,071,210.09 : 39,106,815.29 = 13,903,810.99 : x - Step 2: Convert to fraction form
26,071,210.09/39,106,815.29 = 13,903,810.99/x - Step 3: Cross multiply
26,071,210.09x = 39,106,815.29 × 13,903,810.99 - Step 4: Simplify right side
26,071,210.09x = 543,733,768,097,855.25 - Step 5: Solve for x
x = 543,733,768,097,855.25/26,071,210.09 - Step 6: Final answer
x = 20,855,716.56
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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.