Finding the Fourth Proportional to 17,984,507.42, 26,985,617.94 and 8,398,492.76
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Solution
The fourth proportional to 17,984,507.42, 26,985,617.94 and 8,398,492.76 is: 12,601,875.14
Step by Step Solution
- Step 1: Write the proportion equation
17,984,507.42 : 26,985,617.94 = 8,398,492.76 : x - Step 2: Convert to fraction form
17,984,507.42/26,985,617.94 = 8,398,492.76/x - Step 3: Cross multiply
17,984,507.42x = 26,985,617.94 × 8,398,492.76 - Step 4: Simplify right side
17,984,507.42x = 226,638,516,893,216.12 - Step 5: Solve for x
x = 226,638,516,893,216.12/17,984,507.42 - Step 6: Final answer
x = 12,601,875.14
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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.