Finding the Fourth Proportional to 17,605,715.09, 26,408,663.76 and 8,014,386.02
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Solution
The fourth proportional to 17,605,715.09, 26,408,663.76 and 8,014,386.02 is: 12,021,620.51
Step by Step Solution
- Step 1: Write the proportion equation
17,605,715.09 : 26,408,663.76 = 8,014,386.02 : x - Step 2: Convert to fraction form
17,605,715.09/26,408,663.76 = 8,014,386.02/x - Step 3: Cross multiply
17,605,715.09x = 26,408,663.76 × 8,014,386.02 - Step 4: Simplify right side
17,605,715.09x = 211,649,225,645,024.62 - Step 5: Solve for x
x = 211,649,225,645,024.62/17,605,715.09 - Step 6: Final answer
x = 12,021,620.51
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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.