Finding the Fourth Proportional to 23,279,479.34, 32,125,690.37 and 13,495,595.18
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Solution
The fourth proportional to 23,279,479.34, 32,125,690.37 and 13,495,595.18 is: 18,623,926.49
Step by Step Solution
- Step 1: Write the proportion equation
23,279,479.34 : 32,125,690.37 = 13,495,595.18 : x - Step 2: Convert to fraction form
23,279,479.34/32,125,690.37 = 13,495,595.18/x - Step 3: Cross multiply
23,279,479.34x = 32,125,690.37 × 13,495,595.18 - Step 4: Simplify right side
23,279,479.34x = 433,555,312,044,066.44 - Step 5: Solve for x
x = 433,555,312,044,066.44/23,279,479.34 - Step 6: Final answer
x = 18,623,926.49
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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.