Finding the Fourth Proportional to 13,011,362.26, 19,514,519.79 and 4,924,969.18
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Solution
The fourth proportional to 13,011,362.26, 19,514,519.79 and 4,924,969.18 is: 7,386,498.55
Step by Step Solution
- Step 1: Write the proportion equation
13,011,362.26 : 19,514,519.79 = 4,924,969.18 : x - Step 2: Convert to fraction form
13,011,362.26/19,514,519.79 = 4,924,969.18/x - Step 3: Cross multiply
13,011,362.26x = 19,514,519.79 × 4,924,969.18 - Step 4: Simplify right side
13,011,362.26x = 96,108,408,528,250.06 - Step 5: Solve for x
x = 96,108,408,528,250.06/13,011,362.26 - Step 6: Final answer
x = 7,386,498.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.