Finding the Fourth Proportional to 16,128,600.96, 24,184,501.68 and 7,606,649.28
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Solution
The fourth proportional to 16,128,600.96, 24,184,501.68 and 7,606,649.28 is: 11,406,012.38
Step by Step Solution
- Step 1: Write the proportion equation
16,128,600.96 : 24,184,501.68 = 7,606,649.28 : x - Step 2: Convert to fraction form
16,128,600.96/24,184,501.68 = 7,606,649.28/x - Step 3: Cross multiply
16,128,600.96x = 24,184,501.68 × 7,606,649.28 - Step 4: Simplify right side
16,128,600.96x = 183,963,022,291,330.78 - Step 5: Solve for x
x = 183,963,022,291,330.78/16,128,600.96 - Step 6: Final answer
x = 11,406,012.38
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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.