Finding the Fourth Proportional to 13,317,035.58, 19,976,134.68 and 4,219,803.54
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Solution
The fourth proportional to 13,317,035.58, 19,976,134.68 and 4,219,803.54 is: 6,329,889.51
Step by Step Solution
- Step 1: Write the proportion equation
13,317,035.58 : 19,976,134.68 = 4,219,803.54 : x - Step 2: Convert to fraction form
13,317,035.58/19,976,134.68 = 4,219,803.54/x - Step 3: Cross multiply
13,317,035.58x = 19,976,134.68 × 4,219,803.54 - Step 4: Simplify right side
13,317,035.58x = 84,295,363,838,180.77 - Step 5: Solve for x
x = 84,295,363,838,180.77/13,317,035.58 - Step 6: Final answer
x = 6,329,889.51
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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.