Finding the Fourth Proportional to 13,246,514.01, 19,877,480.06 and 5,569,602.66
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Solution
The fourth proportional to 13,246,514.01, 19,877,480.06 and 5,569,602.66 is: 8,357,645.32
Step by Step Solution
- Step 1: Write the proportion equation
13,246,514.01 : 19,877,480.06 = 5,569,602.66 : x - Step 2: Convert to fraction form
13,246,514.01/19,877,480.06 = 5,569,602.66/x - Step 3: Cross multiply
13,246,514.01x = 19,877,480.06 × 5,569,602.66 - Step 4: Simplify right side
13,246,514.01x = 110,709,665,788,424.95 - Step 5: Solve for x
x = 110,709,665,788,424.95/13,246,514.01 - Step 6: Final answer
x = 8,357,645.32
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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.