Finding the Fourth Proportional to 26,650,803.12, 36,778,191.12 and 14,427,630.96
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Solution
The fourth proportional to 26,650,803.12, 36,778,191.12 and 14,427,630.96 is: 19,910,175.56
Step by Step Solution
- Step 1: Write the proportion equation
26,650,803.12 : 36,778,191.12 = 14,427,630.96 : x - Step 2: Convert to fraction form
26,650,803.12/36,778,191.12 = 14,427,630.96/x - Step 3: Cross multiply
26,650,803.12x = 36,778,191.12 × 14,427,630.96 - Step 4: Simplify right side
26,650,803.12x = 530,622,168,855,709.06 - Step 5: Solve for x
x = 530,622,168,855,709.06/26,650,803.12 - Step 6: Final answer
x = 19,910,175.56
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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.